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Students wearing masks sit inside a classroom as schools reopened in Kochi, Kerala. (Photo: AP)

Delta remains main Covid variant of concern, others negligible in...

Delta, which was first detected in India in October last year, led to the devastating second wave

11 Nov 2021 4:44 PM IST

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

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

The quartz vein found in Thipparam village is quite prominent and in an accessible area. DC Image

Milky white quartz vein found at Thipparam in Siddipet

When hot aqueous hydro-thermal fluids comprising water and silica flow through rock fractures and solidify, they form...

5 Nov 2021 11:38 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 11:14 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

The miniature wild pigs, numbering a mere 300, are found only in Assams Manas National Park. (DC Image)

CCMB breakthrough in genetic inbreeding of endangered species

Around 500 pygmy hogs have been bred till date and all those born in captivity are offspring of seven wild miniature...

22 Oct 2021 1:25 AM IST

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

Indian doctors affirm study that says first COVID19 vaccine dose...

The researchers analyzed 8,003 adults who were, surveyed at regular intervals between March 10, 2020, and March 31, 2021

21 Oct 2021 3:44 PM 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