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Astronomers trace rare blast to Wolf-Rayet stars

Published on Apr 7, 2021 03:10 IST

The rare Wolf–Rayet stars are highly luminous objects, a thousand times more than the Sun and have intrigued astronomers for long.

After death, some cells in human brain remain active: Report

These 'zombie genes' -- those that increased expression after the post-mortem interval -- were specific to one type of cell.

Updated on Apr 5, 2021 18:36 IST

WHO confirms possibility of Covid-19 transmission from humans to animals

WHO recommended that people with Covid-19 and people at risk limit contact with pets and other animals. REUTERS/Sayed Sheasha

Published on Apr 5, 2021 17:05 IST

For the first time, scientists find X-ray emission from Uranus

Uranus captured by NASA's Chandra X-ray Observatory (Photo Credits: solarsystem.nasa.gov)

Published on Apr 5, 2021 03:25 IST

A 'starter kit' for supermassive black holes?

A black hole is a celestial object that compresses a huge mass into an extremely small space.

Published on Mar 30, 2021 01:51 IST

Social distancing in airplane seat assignments can reduce Covid-19 spread

The study, "Airplane Seating Assignment Problem," was conducted by Jacobson, John Pavlik and Ian Ludden, all from the University of Illinois Urbana-Champaign Angus Mordant/Bloomberg

Published on Mar 28, 2021 12:00 IST

Covid variants from Brazil, South Africa less susceptible to antibodies: Study

Laboratory technicians wearing protective equipment work on the genome sequencing of the SARS-CoV-2 virus (Covid-19) and its variants.

Published on Mar 28, 2021 11:07 IST

'Risk averted': Asteroid Apophis not a threat to Earth for 100 years, says Nasa

Even though the risk posed by Apophis has been averted for the next century, the asteroid will come within Earth's gravitational field during a flyby on April 13, 2029.

Updated on Mar 27, 2021 12:22 IST

Covid-19 infects mouth and may spread in saliva, shows study

Workers wearing protective suits arrive at the locked-down part of the Sai Ying Pun area to contain a new outbreak of coronavirus disease (Covid-19) in Hong Kong, China.

Published on Mar 26, 2021 17:34 IST

ISRO embarking on replicating NASA partnership model in India

The Bengaluru-headquarteted space agency is striking a partnership with the IIST -- something similar to the JPL- Caltech model in the United States.

Published on Mar 26, 2021 08:28 IST

‘Well before 2030’: Musk on SpaceX landing Starship rockets on Mars

SpaceX CEO Elon Musk

Updated on Mar 23, 2021 10:28 IST

4 Indian astronaut candidates for Gaganyaan mission complete training in Russia

The Gaganyaan mission is aimed at sending astronauts to space in an orbital spacecraft.

Published on Mar 23, 2021 01:00 IST

Covid-19 circulated undetected months before first cases in China: Report

Workers wearing protective suits arrive at the locked-down part of the Sai Ying Pun area to contain a new outbreak of coronavirus disease (Covid-19) in Hong Kong, China.

Published on Mar 19, 2021 09:01 IST

Space and sea explorer dives to deepest point on Earth

US space tourist Richard Garriott speaks during a news conference at Star City outside Moscow, October 27, 2008.

Published on Mar 19, 2021 07:56 IST

Nasa successfully tests its most powerful rocket for Artemis mission

The Space Launch System, NASA’s planned moon rocket, is tested at the Stennis Space Center near Bay St. Louis.

Published on Mar 19, 2021 02:10 IST

Primordial lightning strikes may have helped life emerge on Earth

The study may offer insight into the origins of Earth's earliest microbial life - and potential extraterrestrial life on similar rocky planets. Phosphorus is a crucial part of the recipe for life.

Published on Mar 17, 2021 12:23 IST

Mars' 'missing' water is buried beneath surface, says study

Using observations made by Mars rovers as well as of meteorites from the planet, the team focused on hydrogen, a key component of water.

Published on Mar 17, 2021 02:01 IST

Lightning may have sparked life on Earth, study finds

Billions of years ago on early Earth, most of the available phosphorus was locked away in insoluble minerals.

Published on Mar 16, 2021 16:24 IST

Scientists unearth meteorite from the birth of the solar system

The image shows the astonishingly rare meteorite found in the UK.

Published on Mar 16, 2021 13:42 IST

Isro to attempt solar mission by end of 2021

This photograph released by the European Space Agency (ESA) on July 16, 2020, shows an image of the Sun, roughly halfway between the Earth and the Sun, taken by Extreme Ultraviolet Imager (EUI) and Polarimetric and Helioseismic Imager (PHI) instruments onboard Solar Orbiter spacecraft on May 30, 2020.

Published on Mar 16, 2021 02:27 IST

SpaceX Falcon 9 rocket launches Starlink satellites, nails landing on droneship

Approximately nine minutes after the liftoff, the rocket’s reusable first stage landed on SpaceX's ocean-faring droneship.

Published on Mar 14, 2021 12:34 IST

Drones capture fin whales feeding off Spain

The common fin whale lives in oceans around the world, including the Arctic, the Atlantic and the Mediterranean

Published on Mar 14, 2021 10:05 IST

Spacewalkers take extra safety precautions for toxic ammonia

The astronauts are rearranging space station plumbing and tackling other odd jobs.

Published on Mar 13, 2021 16:58 IST

How astronauts aboard the International Space Station spent their weekend

Hopkins and Victor Glover went spacewalking Wednesday to install a high-speed data link outside the International Space Station's European lab and connect cables for an experiment platform awaiting activation for almost a year.

Published on Mar 13, 2021 14:35 IST

Study finds 3D structure responsible for gene expression

The study was published in the journal Science. This marks the first time the human Mediator complex has been visualised in 3D in the human cell.

Published on Mar 13, 2021 06:26 IST

'Peak twins?': Scientists say IVF means more being born now than ever before

More twins -- one in every 42 children born -- are coming into the world than ever before, according to new research.

Published on Mar 12, 2021 16:07 IST

Study shows influence of graphene nanoparticles on neurons

This nanomaterial has demonstrated the ability to interact with the functions of the nervous system in vertebrates in a very specific manner, interrupting the building up of a pathological process that leads to anxiety-related behaviour.

Published on Mar 12, 2021 08:03 IST

Large asteroid to pass by Earth on March 21: Nasa

NASA said 2001 FO32 will pass by at about 77,000 miles per hour faster than the speed at which most asteroids encounter Earth.

Updated on Mar 12, 2021 01:45 IST

Researchers use silkworm silk hoping for better treatment of muscle atrophy

When scientists are trying to understand the disease and test treatments, they generally grow model cells on a flat plastic surface (think petri dish).

Published on Mar 11, 2021 08:14 IST

Origins of coronavirus pandemic could be known in few years: Experts

It typically takes many years to pinpoint the animal reservoir of outbreaks.

Published on Mar 11, 2021 02:23 IST

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