Science

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J (Bob) Balaram, meet the chief engineer of Nasa's Ingenuity Mars helicopter

Updated on Apr 20, 2021 08:11 am IST

J (Bob) Balaram is the chief engineer behind NASA’s Ingenuity Mars helicopter.(Photo courtesy: NASA/JPL-Caltech)

In a first, Nasa's Ingenuity helicopter makes history with flight on Mars

In this image from Nasa, Nasa's experimental Mars helicopter Ingenuity lands on the surface of Mars.(AP)

Updated on Apr 19, 2021 06:46 pm IST

SpaceX picked for moonwalkers, on verge of 3rd crew launch

In this image released by NASA, a SpaceX Falcon 9 rocket with the company's Crew Dragon spacecraft onboard is seen on the launch pad at Launch Complex 39A during a brief static fire test ahead of NASA�s SpaceX Crew-2 mission, Saturday, April 17, 2021, at NASA�s Kennedy Space Center in Florida. - NASA�s SpaceX Crew-2 mission is the second crew rotation mission of the SpaceX Crew Dragon spacecraft and Falcon 9 rocket to the International Space Station as part of the agency�s Commercial Crew Program. NASA astronauts Shane Kimbrough and Megan McArthur, ESA (European Space Agency) astronaut Thomas Pesquet, and Japan Aerospace Exploration Agency (JAXA) astronaut Akihiko Hoshide are scheduled to launch on April 22. (Photo by Joel KOWSKY / NASA / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT

Published on Apr 17, 2021 08:57 pm IST

Scientists may detect signs of extraterrestrial life in 5 to 10 years: Study

Gas dwarf planets have the potential to foster life. (Pixabay)

Published on Apr 17, 2021 07:58 pm IST

Double masking can be potent to protect people from Covid-19: Study

FILE - In this Thursday, Feb. 4, 2021 file photo, a state legislator adjusts her face masks while asking a question at the Capitol in Jackson, Miss. A government study released on Wednesday, Feb. 10, 2021, finds that wearing two masks can better than one, in protecting against coronavirus infection. But health officials are stopping short of recommending that everyone double-up. “The first challenge is to get as many as people as possible masking. And then for those that do mask, to help them get the best benefit out of that mask,

Published on Apr 17, 2021 03:27 pm IST

Trained dogs can sniff out Covid-19-positive samples with 96% accuracy: Research

Trainer Susanna Paavilainen directs sniffer dog Kossi in Helsinki Airport in Vantaa, Finland. (REUTERS)

Published on Apr 17, 2021 02:59 pm IST

Moon-Mars occultation: Rare encounter of celestial bodies to be visible today

The Moon-Mars occultation will also be visible to the naked eye. (HT Archive)

Published on Apr 17, 2021 11:11 am IST

Researchers visualise oxygen movement in ferroelectricity materials

Like magnets, ferroelectric materials show spontaneous polarisation the separation of positive and negative charges which can be reversed or switched using an electric field. (Representational Image) (Unsplash)

Published on Apr 16, 2021 08:37 pm IST

Strong evidence coronavirus transmitted predominantly through air: Lancet study

A transmission electron microscopic image that shows SARS-CoV-2 also known as 2019-nCoV, the virus that causes Covid-19, isolated from a patient in the US, as the Virus particles are shown emerging from the surface of cells cultured in the lab- the spikes on the outer edge of the virus particles give coronaviruses their name, crown-like. (AFP)

Published on Apr 16, 2021 04:27 pm IST

Study shows Ferret resistance to SARS-CoV-2 infection

There was no evidence of SARS-CoV-2 transmission from humans to ferrets based on viral and antibody assays.(Unsplash)

Published on Apr 16, 2021 01:39 pm IST

Physical inactivity linked to more severe Covid-19 infection, death: Study

A transmission electron microscopic image that shows SARS-CoV-2 also known as 2019-nCoV, the virus that causes Covid-19, isolated from a patient in the US, as the Virus particles are shown emerging from the surface of cells cultured in the lab- the spikes on the outer edge of the virus particles give coronaviruses their name, crown-like. (AFP)

Published on Apr 14, 2021 03:42 pm IST

Scientists discover new method to lengthen lifespan of electronic devices

Ferroelectric materials are used in many devices, including memories, capacitors, actuators and sensors.(Unsplash)

Published on Apr 12, 2021 05:45 pm IST

International Day of Human Space Flight: History and significance

Soviet cosmonaut Major Yuri Gagarin, first man to orbit the earth, is shown in his space suit. Soviet cosmonaut Yuri Gagarin became the first human in space 60 years ago.(AP file photo)

Updated on Apr 12, 2021 02:19 pm IST

NASA delays Mars copter flight for tech check

(FILES) This NASA photo obtained on April 6, 2021, shows NASA�s Ingenuity Mars Helicopter with all four of its legs deployed before dropping from the belly of the Perseverance rover on March 30, 2021.(AFP Photo )

Published on Apr 11, 2021 05:42 am IST

Avian species count reaches 1,340 as new bird found in Himalayas

Since 2016, India’s tally of avian biodiversity has grown by 104 new species.(Subhadra Devi. Representative image)

Updated on Apr 10, 2021 04:27 am IST

Didn't you get the memo, Muon?

Fermilab has analysed less than 6 per cent of its data. Its experiments will be tested in other labs, under other conditions to be proven right.(via AP)

Updated on Apr 09, 2021 07:26 am IST

Researchers find reflecting sunlight could cool Earth's ecosystem

SAI is like placing tiny reflective particles in the atmosphere to bounce a portion of the solar radiation back to space so that some of the radiation does not reach -- and warm -- Earth.

Published on Apr 08, 2021 05:22 pm IST

Astronomers trace rare blast to Wolf-Rayet stars

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

Published on Apr 07, 2021 08:40 am IST

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.(Shutterstock (Representative Image))

Updated on Apr 06, 2021 12:06 am 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 (REUTERS)

Published on Apr 05, 2021 10:35 pm 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 05, 2021 08:55 am 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.(AFP)

Published on Mar 30, 2021 07:21 am IST

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

The study,

Published on Mar 28, 2021 05:30 pm 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.(AFP)

Published on Mar 28, 2021 04:37 pm 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.(Nasa)

Updated on Mar 27, 2021 05:52 pm 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.(Reuters)

Published on Mar 26, 2021 11:04 pm 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.(Getty Images/iStockphoto)

Published on Mar 26, 2021 01:58 pm IST

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

SpaceX CEO Elon Musk

Updated on Mar 23, 2021 03:58 pm 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.(PTI File Photo)

Published on Mar 23, 2021 06:30 am 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.(Reuters file photo)

Published on Mar 19, 2021 02:31 pm IST

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