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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

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 genetic material putting the tribal populations at higher risk of Covid infection is present due to their system of descent from the same ancestors, via marriages. (PTI file photo)

Tribal population more susceptible to Covid19 due to special genes

Absence of diversity in genes as they do not marry from outside, says study

14 Oct 2021 12:30 AM 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 Prize in chemistry honours pair for new way to make molecules

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

6 Oct 2021 5:18 PM IST