Astronomers capture rare images of planet-forming disks around stars

Astronomers have captured images of the inner rims of planet-forming disks located hundreds of light years away. These disks of dust and gas, similar in shape to a music record, form around young stars. The images shed new light on how planetary systems are formed.

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लॉकडाउन में दिखा ऐसा अद्भुत नजारा, वीडियो देख आपकी खुली रह जाएंगी

सुशांत नंदा के इस वीडियो को खबर लिखे जाने तक 11 हजार लोग देख चुके हैं और लगभग 2 हजार से अधिक लोगों ने लाइक किया है।

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दिव्यांग जानवरों के लिए देवदूत है यह शख्स, वीडियो देख आपकी आंखें हो जाएंगी नम

इस वीडियो में मजेदार बात यह है कि नदी के उस पार कोयल भी पियानो की मधुर धुन सुनकर कू-कूं की प्रतिक्रिया दे रहा है जिससे शमां और भी हसीं हो जाती है।

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Spitzer telescope reveals the precise timing of a black hole dance

Scientists have finally figured out the precise timing of a complicated dance between two enormous black holes, revealing hidden details about the physical characteristics of these mysterious cosmic objects.

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First-ever comprehensive geologic map of the moon

For the first time, the entire lunar surface has been completely mapped and uniformly classified. The lunar map, called the 'Unified Geologic Map of the Moon,' will serve as the definitive blueprint of the moon's surface geology for future human missions and will be invaluable for the international scientific community, educators and the public-at-large.

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लॉकडाउन में बेबीसिटर डॉगी ने की ऐसी एक्सरसाइज, वीडियो देख आप भी कह उठेंगे कल से मैं भी...

इस वीडियो में साफ़ देखा जा रहा है कि एक डॉगी छोटे से बच्चे के पालने के सामने सोया है। सुबह होते ही वह बच्चा जगकर रोने लगता है।

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'Elegant' solution reveals how the universe got its structure

The universe is full of billions of galaxies -- but their distribution across space is far from uniform. Why do we see so much structure in the universe today and how did it all form and grow? A 10-year survey of tens of thousands of galaxies has provided a new approach to answering this fundamental mystery.

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लॉकडाउन में हाथी ने सुनी घर वालों की फरियाद, वीडियो देख हो जाएंगे हैरान

इस वीडियो को खबर लिखे जाने तक लगभग 40 हजार लोग देख चुके हैं और 4 हजार से अधिक लोगों ने लाइक किया है। वहीं 1 हजार से अधिक लोगों ने इसे रीट्वीट किया है।

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Insects: Largest study to date finds declines on land, but recoveries in freshwater

A worldwide compilation of insect abundance studies shows the number of land-dwelling insects is in decline. On average, there is a global decrease of 0.92 percent per year, which translates to approximately 24 percent over 30 years. At the same time, the number of insects living in freshwater has increased on average by 1.08 percent each year. Local trends are highly variable.

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लॉकडाउन में बच्चे और डॉगी के प्यार का वीडियो हुआ वायरल, वीडियो देख हो जाएंगे भावुक

इस वीडियो को भारतीय वन सेवा के अधिकारी सुशांत नंदा ने सोशल मीडिया ट्विटर पर अपने अकांउट से शेयर की है।

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How birds evolved big brains

Evolutionary biologists and paleontologists have reconstructed the evolution of the avian brain using a massive dataset of brain volumes from dinosaurs, extinct birds like Archaeopteryx and the great auk, and modern birds.

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How to make the healthiest coffee

What's the healthiest way to make a fresh cup of coffee? A new study examining links between coffee brewing methods and risks of heart attacks and death has concluded that filtered brew is safest.

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'Designer virus' is first new oral polio vaccine in 50 years

Virologists report promising Phase 1 clinical results for the first new oral polio vaccine in 50 years, which they have designed to be incapable of evolving the ability to cause disease in humans.

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Key nose cells identified as likely COVID-19 virus entry points

Two specific nose cell types have been identified as likely initial infection points for COVID-19 coronavirus. Scientists discovered that goblet and ciliated cells in the nose have high levels of the entry proteins that the COVID-19 virus uses to get into our cells, which could help explain the high rate of transmission. The study with Human Cell Atlas Lung Biological Network found cells in the eye and some other organs also contain the viral-entry proteins.

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Coronaviruses and bats have been evolving together for millions of years

Scientists compared the different kinds of coronaviruses living in 36 bat species from the western Indian Ocean and nearby areas of Africa. They found that different groups of bats have their own unique strains of coronavirus, revealing that bats and coronaviruses have been evolving together for millions of years. Developing a better understanding of how coronaviruses evolved can help us create better public health programs for the future.

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लॉकडाउन में स्वीमिंग के लिए व्यक्ति ने किया कुछ ऐसा, वीडियो देख आप भी कहेंगे गज़ब!

इस वीडियो को Giles Paley-Phillips ने सोशल मीडिया ट्विटर पर शेयर की है। इसके कैप्शन में उन्होंने लिखा है- क्वारंटाइन ओलम्पिक तैराकी के ट्रायल शुरू हो गए हैं।

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Researchers identify cells likely targeted by COVID-19 virus

Researchers have identified specific types of cells that appear to be the targets of the SARS-Cov-2 coronavirus that is causing the Covid-19 pandemic.

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Rising carbon dioxide causes more than a climate crisis -- it may directly harm our ability to think

New research finds that an anticipated rise in carbon dioxide concentrations in our indoor living and working spaces by the year 2100 could lead to impaired human cognition.

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Link between obesity and sleep loss

Can staying up late make you fat? Researchers found the opposite to be true when they studied sleep in worms: It's not the sleep loss that leads to obesity, but rather that excess weight can cause poor sleep.

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घोड़े को छेड़ना पड़ा महंगा, वीडियो देख आप अपनी हंसी रोक नहीं पाएंगे

इस वीडियो को भारतीय वन सेवा के अधिकारी सुशांत नंदा ने सोशल मीडिया ट्विटर पर अपने अकांउट से शेयर की है। इसके कैप्शन में उन्होंने लिखा है- कर्म का कोई मेनू नहीं है...।

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लॉकडाउन में बच्चे और डॉगी ने खेला ऐसा गेम, वीडियो देख हो जाएंगे हैरान

अक्की ने कैप्शन में लिखा है- यह दो साल का बच्चा लॉकडाउन में अपने पड़ोस के डॉगी के साथ खेल रहा है जिसे आप जरूर पसंद करेंगे।

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Exoplanet apparently disappears in latest Hubble observations

What scientists thought was a planet beyond our solar system has 'vanished.' Though this happens to sci-fi worlds, scientists seek a more plausible explanation. One interpretation: instead of a planet, it could be a dust cloud produced by two large bodies colliding.

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Origins of human language pathway in the brain at least 25 million years old

The human language pathway in the brain has been identified by scientists as being at least 25 million years old -- 20 million years older than previously thought.

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Milky Way could be catapulting stars into its outer halo

Astronomers have shown that clusters of supernovas can cause the birth of scattered, eccentrically orbiting suns in outer stellar halos, upending commonly held notions of how star systems have formed and evolved over billions of years.

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A gut-to-brain circuit drives sugar preference and may explain sugar cravings

The sensation of sweetness starts on the tongue, but sugar molecules also trip sensors in the gut that directly signal the brain. This could explain why artificial sweeteners fail to satisfy the insatiable craving for sugar.

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Stabilizing brain-computer interfaces

New research will drastically improve brain-computer interfaces and their ability to remain stabilized during use, greatly reducing or potentially eliminating the need to recalibrate these devices during or between experiments.

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People may know the best decision -- and not make it

When faced with a decision, people may know which choice gives them the best chance of success, but still take the other option, a new study suggests. People may choose based on a 'gut feeling', a habit, or what worked for them last time, rather than on what they have learned will work most often.

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Researchers achieve remote control of hormone release

Using magnetic nanoparticles, scientists stimulate the adrenal gland in rodents to control release of hormones linked to stress.

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Faster-degrading plastic could promise cleaner seas

To address plastic pollution plaguing the world's seas and waterways, chemists have developed a new polymer that can degrade by ultraviolet radiation.

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Unprecedented single-cell studies in virtual embryo

Researchers have created the first complete description of early embryo development, accounting for every single cell in the embryo. This 'virtual embryo' will help to answer how the different cell types in an organism can originate from a single egg cell.

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Changes in snowmelt threaten farmers in western US

Farmers in parts of the western United States who rely on snowmelt to help irrigate their crops will be among the hardest hit in the world by climate change, a new study reveals.

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Extinction of threatened marine megafauna would lead to huge loss in functional diversity

The extinction of threatened marine megafauna species could result in larger than expected losses in functional diversity, according to new research.

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Relying on 'local food' is a distant dream for most of the world

A recent study shows that less than one-third of the world's population could currently meet their demand for food produced in their local vicinity.

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लॉकडाउन में बच्चों ने किया कुछ ऐसा, वीडियो देख आप भी कहेंगे भई वाह!

सोशल मीडिया पर एक वीडियो बड़ी तेजी से वायरल हो रहा है जिसे देख आप जरूर भावुक हो जाएंगे। इस वीडियो में साफ देखा जा रहा है कि दो बच्चे स्ट्रीट डॉग को अपने हाथों से पानी पिला रहे है।

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Strongest evidence yet that neutrinos explain how the universe exists

New data throws more support behind the theory that neutrinos are the reason the universe is dominated by matter.

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Whole genome sequencing reveals genetic structural secrets of schizophrenia

Scientists have conducted the largest-ever whole genome sequencing study of schizophrenia to provide a more complete picture of the role the human genome plays in this disease.

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ESO telescope sees star dance around supermassive black hole, proves Einstein right

Observations have revealed for the first time that a star orbiting the supermassive black hole at the center of the Milky Way moves just as predicted by Einstein's general theory of relativity. Its orbit is shaped like a rosette and not like an ellipse as predicted by Newton's theory of gravity. This long-sought-after result was made possible by increasingly precise measurements over nearly 30 years.

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Study finds evidence for existence of elusive 'metabolon'

Scientists have long hypothesized the existence of enzyme clusters, or 'metabolons,' in facilitating various processes within cells. Researchers have now directly observed functional metabolons involved in generating purines, the most abundant cellular metabolites. The findings could lead to the development of novel therapeutic strategies that disrupt the progression of cancer.

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लॉकडाउन में डॉग खेल रहे हैं टिक टैक गेम, वीडियो देख आप भी कहेंगे मान गए गुरु

इस वीडियो में साफ देखा जा रहा है कि लॉकडाउन में एक महिला अपने पेट डॉग के साथ टिक टैक गेम खेल रही है।

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Climate-driven megadrought is emerging in western US, says study

A new study says a megadrought worse than anything known from recorded history is very likely in progress in the western United States and northern Mexico, and warming climate is playing a key role.

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New geochemical tool reveals origin of Earth's nitrogen

Researchers have used a new geochemical tool to shed light on the origin of nitrogen and other volatile elements on Earth, which may also prove useful as a way to monitor the activity of volcanoes.

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Earth-size, habitable-zone planet found hidden in early NASA Kepler data

A reanalysis of data from NASA's Kepler space telescope has revealed an Earth-size exoplanet orbiting in its star's habitable zone, the area around a star where a rocky planet could support liquid water.

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डॉक्टर के लिए अपने घर का दरवाजा बंद और बेटी हुई बेहाल, वीडियो देख आंखें हो जाएंगी नम

डॉक्टर्स नर्सेस और सुरक्षा कर्मी सहित समाज सेवी जान की परवाह किए बिना लोगों की लगातार सेवा कर रहे हैं। हालांकि उनके परिवार के लिए यह बहुत कठिन समय है।

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लॉकडाउन में भालुओं ने दिखाया ऐसा करतब, वीडियो देख हो जाएंगे हैरान

लॉकडाउन से मानव जाति के साथ-साथ वन्य जीव जंतुओं पर भी व्यापक असर पड़ा है। उन्हें भी खाने-पीने की चीजों के लिए मोहताज होना पड़ रहा है।

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Volcanic carbon dioxide emissions helped trigger Triassic climate change

A new study finds volcanic activity played a direct role in triggering extreme climate change at the end of the Triassic period 201 million year ago, wiping out almost half of all existing species.

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Gene variant staves off Alzheimer's in some people

People with a gene variant that puts them at high risk for Alzheimer's disease are protected from its debilitating effects if they also carry a variant of a completely different gene, investigators report in a large new study.

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'Directing' evolution to identify potential drugs earlier in discovery

Scientists have developed a technique that could significantly reduce the time of discovering potential new antibody-based drugs to treat disease.

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Heavy iron isotopes leaking from Earth's core

Earth's molten core may be leaking iron, according to researchers who analyzed how iron behaves inside our planet.

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Time on screens has little impact on kids' social skills, study suggests

Despite the time spent with smartphones and social media, young people today are just as socially skilled as those from the previous generation, a new study suggests.

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दिव्यांगों के लिए देवदूत बनकर आया घोड़ा, रेस्क्यू ऑपरेशन का वीडियो वायरल

पूरी दुनिया में कोरोना वायरस से हाहाकार मचा हुआ है। वहीं दुःख की इस घड़ी में कई ऐसे वीडियो भी शेयर हो रहे हैं जो दिल को छूने वाली होती है।

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New formation theory explains the mysterious interstellar object 'Oumuamua

Since its discovery in 2017, an air of mystery has surrounded the first known interstellar object to visit our solar system, an elongated, cigar-shaped body named 'Oumuamua. How was it formed, and where did it come from? A new study offers a first comprehensive answer to these questions.

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Large-scale analysis links glucose metabolism proteins to Alzheimer's disease biology

In the largest study to date of proteins related to Alzheimer's disease, a team of researchers has identified disease-specific proteins and biological processes that could be developed into both new treatment targets and fluid biomarkers. The findings suggest that sets of proteins that regulate glucose metabolism, together with proteins related to a protective role of astrocytes and microglia -- the brain's support cells -- are strongly associated with Alzheimer's pathology and cognitive impairment.

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NASA missions help reveal the power of shock waves in a nova explosion

Unparalleled observations of a nova outburst in 2018 by a trio of satellites, including two NASA missions, have captured the first direct evidence that shock waves powered most of the explosion's visible light.

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Scientists discover supernova that outshines all others

A supernova at least twice as bright and energetic, and likely much more massive than any yet recorded has been identified by an international team of astronomers.

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Long-living tropical trees play outsized role in carbon storage

A group of trees that grow fast, live long lives and reproduce slowly account for the bulk of the biomass -- and carbon storage -- in some tropical rainforests, a team of scientists says. The finding that these trees, called long-lived pioneers, play a much larger role in carbon storage than previously thought may have implications in efforts to preserve forests as a strategy to fight climate change.

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हथिनी के बच्चे पर भी दिखा लॉकडाउन का असर, वीडियो देखकर हो जाएंगे हैरान

इस वीडियो में साफ़ देखा जा रहा है कि हथिनी का बच्चा एक मैदान में अपनी मां की निगरानी में कबूतरों के साथ खेल रहा है।

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Ancient teeth from Peru hint now-extinct monkeys crossed Atlantic from Africa

Four fossilized monkey teeth discovered deep in the Peruvian Amazon provide new evidence that more than one group of ancient primates journeyed across the Atlantic Ocean from Africa. The teeth are from a newly discovered species belonging to an extinct family of African primates known as parapithecids. Fossils discovered at the same site in Peru had earlier offered the first proof that South American monkeys evolved from African primates.

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Coronavirus Viral Video: रैकून ने कोरोना से बचने को किया कुछ ऐसा, वीडियो देख हो जाएंगे हैरान

Coronavirus Viral Video इसके कैप्शन में लिखा है- कोरोना वायरस से बचने के लिए हर व्यक्ति को अपने हाथों को सावधानी से धोना चाहिए। इसका डेमो रैकून जारी कर रहा है।

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Synchrotron X-ray sheds light on some of the world's oldest dinosaur eggs

Scientists have reconstructed the skulls of some of the world's oldest known dinosaur embryos in 3D, using powerful and non-destructive synchrotron techniques. They found that the skulls develop in the same order as those of today's crocodiles, chickens, turtles and lizards.

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Archaeologists on a 5,000-year-old egg hunt

Scientists are closer to cracking a 5,000-year-old mystery surrounding the ancient trade and production of decorated ostrich eggs. Long before Fabergé, ornate ostrich eggs were highly prized by the elites of Mediterranean civilizations during the Bronze and Iron Ages, but to date little has been known about the complex supply chain behind these luxury goods.

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लॉकडाउन में घर से निकलना पड़ा महंगा, वीडियो देख आप भी हंसी नहीं रोक पाएंगे

पर्यावरण की दृष्टि से यह लॉकडाउन किसी वरदान से कम नहीं है क्योंकि इससे न केवल प्रदूषण स्तर में व्यापक सुधार हुआ है बल्कि वन्य जीवों को एक नई जीवन मिली है।

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लॉकडाउन में डॉग ने किया कुछ ऐसा, वीडियो देख आप भी कहेंगे मान गए गुरु

9 सेकंड के इस वीडियो को अब तक 5 लाख से अधिक लोग देख चुके हैं। वहीं वीडियो को अब तक 52 हजार से अधिक लोगों ने लाइक किया है।

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Revolutionary new method for dating pottery sheds new light on prehistoric past

A team has developed a new method to date archaeological pottery using fat residues remaining in the pot wall from cooking. The method means prehistoric pottery can be dated with remarkable accuracy, sometimes to the window of a human life span. Pottery found in Shoreditch, London proven to be 5,500 years old and shows the vibrant urban area was once used by established farmers who ate cow, sheep and goat dairy products as a central part of their diet.

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Repairing stroke-damaged rat brains

Researchers have succeeded in restoring mobility and sensation of touch in stroke-afflicted rats by reprogramming human skin cells to become nerve cells, which were then transplanted into the rats' brains.

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Engineered virus might be able to block coronavirus infections, mouse study shows

No vaccines exist that protect people against infections by coronaviruses, including SARS-CoV-2, which causes COVID-19, or the ones that cause SARS and MERS. As COVID-19 continues to wreak havoc, many labs around the world have developed a laser-like focus on understanding the virus and finding the best strategy for stopping it. Researchers now suggest that the approach they took for a MERS virus vaccine may also work against SARS-CoV-2.

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What makes Saturn's atmosphere so hot

New analysis of data from NASA's Cassini spacecraft found that electric currents, triggered by interactions between solar winds and charged particles from Saturn's moons, spark the auroras and heat the planet's upper atmosphere.

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The Milky Way's satellites help reveal link between dark matter halos and galaxy formation

Just like we orbit the sun and the moon orbits us, the Milky Way has satellite galaxies with their own satellites. Drawing from data on those galactic neighbors, a new model suggests the Milky Way should have an additional 100 or so very faint satellite galaxies awaiting discovery.

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Lockdown में खूब मजे कर रहे हैं वन्य जीव, यह वीडियो आपको भी आएगा पसंद

इस वीडियो को वन अधिकारी प्रवीण कासवान ने सोशल मीडिया पर शेयर किया है। इसके कैप्शन में उन्होंने लिखा है- ऐसा ही होना चाहिए।

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स्पेन के नक्शेकदम पर कोलकाता पुलिस, वीडियो देख आप भी कहेंगे भई वाह!

सोशल मीडिया पर एक वीडियो वायरल हो रहा है जिसमें साफ़ देखा जा रहा है कि कुछ पुलिसकर्मी सड़क पर गाना गाकर लोगों का मनोरंजन कर रहे हैं।

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American Doctors Dance Viral Video: कोरोना को भगाने अमेरिकी डॉक्टर्स के डांस को पूरी दुनिया कर रही है सलाम

American Doctors Dance Viral Video इस वीडियो को हॉलीवुड अभिनेता ह्यूज जैकमेन ने सोशल मीडिया इंस्टाग्राम पर शेयर किया है। इसके कैप्शन में उन्होंने लिखा है-ये सुपर हीरो हैं।

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When three species of human ancestor walked the Earth

Scientists share details of the most ancient fossil of Homo erectus known and discuss how these new findings are forcing us to rewrite a part of our species' evolutionary history.

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Lucy had an ape-like brain

A new study led by paleoanthropologists reveals that Lucy's species Australopithecus afarensis had an ape-like brain. However, the protracted brain growth suggests that -- as is the case in humans -- infants may have had a long dependence on caregivers.

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Lockdown Viral Video: लॉकडाउन में लंगूरों को खिलाना पड़ा महंगा, लोगों ने कर दिया ट्रोल

Lockdown Viral Video लॉकडाउन में कुछ लोग बंदरों लंगूरों आदि को भी खाने की व्यवस्था कर रहे हैं। इसी क्रम में सोशल मीडिया पर एक वीडियो बड़ी तेजी से वायरल हो रहा है।

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Trial drug can significantly block early stages of COVID-19 in engineered human tissues

An international team has found a trial drug that effectively blocks the cellular door SARS-CoV-2 uses to infect its hosts.

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COVID-19 vaccine candidate shows promise, research shows

Scientists have announced a potential vaccine against SARS-CoV-2, the new coronavirus causing the COVID-19 pandemic. When tested in mice, the vaccine -- delivered through a fingertip-sized patch -- produces antibodies specific to SARS-CoV-2 at quantities thought to be sufficient for neutralizing the virus.

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On Mars or Earth, biohybrid can turn carbon dioxide into new products

Chemists have created a hybrid system of bacteria and nanowires that captures energy from sunlight and transfers it to the bacteria to turn carbon dioxide and water into organic molecules and oxygen. On Earth, such a biohybrid could remove carbon dioxide from the atmosphere. On Mars, it would provide colonists with raw material to manufacture organic compounds ranging from fuels to drugs. The efficiency is greater than the photosynthetic efficiency of most plants.

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Traces of ancient rainforest in Antarctica point to a warmer prehistoric world

Researchers have found evidence of rainforests near the South Pole 90 million years ago, suggesting the climate was exceptionally warm at the time.

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Oldest ever human genetic evidence clarifies dispute over our ancestors

Genetic information from an 800,000-year-old human fossil has been retrieved for the first time. The results shed light on one of the branching points in the human family tree, reaching much further back in time than previously possible.

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Where in the brain does creativity come from? Evidence from jazz musicians

A new brain-imaging study has studied the brain activity of jazz guitarists during improvisation to show that creativity is, in fact, driven primarily by the right hemisphere in musicians who are comparatively inexperienced at improvisation. However, musicians who are highly experienced at improvisation rely primarily on their left hemisphere.

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Hubble finds best evidence for elusive mid-sized black hole

Astronomers have found the best evidence for the perpetrator of a cosmic homicide: a black hole of an elusive class known as 'intermediate-mass,' which betrayed its existence by tearing apart a wayward star that passed too close.

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