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Microplastics can be carried hundreds or thousands of miles away from the source by ocean currents. (Photo: PTI/File)

COVID-19 pandemic generated 8 million tonnes of plastic waste: Study

Research found a portion of this ocean plastic debris is expected to make its way onto either beaches or the seabed...

10 Nov 2021 12:15 PM IST

A health worker prepares a dose of the Pfizer Covid-19 coronavirus vaccine at Zainoel Abidin hospital in Banda Aceh. (Photo: AFP)

The older you are, the more Covid antibodies you have, study finds

Researchers observed that those who received Pfizer BioNTech or AstraZeneca vaccine had antibody levels higher than...

9 Nov 2021 2:09 PM IST

The researchers found that diABZI potently inhibits SARS-CoV-2 infection of diverse strains, including variant of concern B.1.351, by stimulating interferon signalling. (Representational image)

COVID-19 AY.4.2 variant frequency too low to be of concern, says...

The INSACOG said that AY.4.2 variant of COVID-19 is less than 0.1 percent of all of all variants of concern and variant...

7 Nov 2021 3:25 PM IST

A healthcare worker holds a vial with single-dose Sputnik Light Covid-19 vaccine. (Photo: AFP)

Covid vaccinated people with prior infection may have more antibodies:...

The antibody levels were also compared at one and three months following the second dose

2 Nov 2021 12:57 PM IST

A food delivery robot crosses a street in Ann Arbor, Michigan. Robot food delivery is no longer the stuff of science fiction. Hundreds of little robots, knee-high and able to hold around four large pizzas, are now navigating college campuses and even some city sidewalks in the U.S., the U.K. and elsewhere. (AP /Carlos Osorio)

Robots hit the streets as demand for food delivery grows in US

Robots use cameras, sensors, GPS and sometimes laser scanners to navigate sidewalks and even cross streets autonomously

2 Nov 2021 11:17 AM IST

The SARS-CoV-2 virus has RNA as its genetic material. (Photo: Representational/PTI)

Covid can be transmitted by fully vaccinated people at home: Lancet...

All participants in the study had mild COVID-19 illness or were asymptomatic

29 Oct 2021 12:34 PM IST

The Great Red Spot is probably the tallest Jovian storm measured so far with Junos microwave and gravity-mapping instruments. (Photo: Twitter/@NASA)

Jupiter's monster storm not just wide but surprisingly deep

NASA's Juno spacecraft has discovered that the monster storm still has a depth of between 200 miles and 300 miles or so

29 Oct 2021 8:45 AM IST

A health worker holds the used vials of Covishield vaccine during a special vaccination drive in the outskirts of Jammu. (Photo: PTI)

Covishield may offer over 90% protection against death from Delta...

The study is the first to show how effective vaccines are at preventing death from the Delta variant

21 Oct 2021 12:30 PM IST

A health worker prepares a dose of the Covishield vaccine against the Covid-19 coronavirus, at a vaccination centre in Rajawadi Hospital in Mumbai. (Photo: AFP)

Mix-and-match vaccines highly effective against COVID-19: Lancet study

Past studies have demonstrated that mix-and-match vaccine schedules generate a robust immune response

18 Oct 2021 12:46 PM IST

The longest lasting tool-making tradition in prehistory is known as the Acheulean. (Photo: MET Museum)

India hosted youngest populations of 'Acheulean' human ancestors:...

The study shows the presence of Acheulean populations until about 177,000 years ago

6 Oct 2021 12:38 PM IST

US-Japanese scientist Syukuro Manabe, Klaus Hasselmann of Germany and Giorgio Parisi of Italy on Tuesday won the Nobel Physics Prize for climate models and the understanding of physical systems. (Photo:AP)

Nobel Physics Prize honours climate work

US-Japanese scientist Syukuro Manabe, Klaus Hasselmann of Germany and Giorgio Parisi of Italy won the Nobel Physics...

5 Oct 2021 10:40 PM IST

A national library employee shows a gold Nobel Prize medal in Bogota, Colombia. The Nobels, with new winners announced starting Monday, Oct. 5, 2020, often concentrate on unheralded, methodical, basic science. (AP File)

Nobel physics prize goes to 3 for climate discoveries

The winners were announced Tuesday by Goran Hansson, secretary-general of the Royal Swedish Academy of Sciences

5 Oct 2021 4:59 PM IST