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A used face mask on Westminster Bridge in London. (Photo: AP)

Omicron infects 70 times faster but is less severe, study says

The supercharged speed of omicronâ€™s spread in the human bronchus was found 24 hours following infection

16 Dec 2021 10:15 AM IST

A student walks past Vyommitra, the prototype of the half humanoid made for the first unmanned Gaganyaan mission, at the 2nd day of an international conference on human spaceflights, in Bengaluru. (Photo: PTI)

Targeted launch for crewed space mission in 2022: Govt

Jitendra Singh said the launch of the first uncrewed mission was delayed due to the first and second waves of Covid

15 Dec 2021 3:15 PM IST

This image made available by NASA shows an artists rendering of the Parker Solar Probe approaching the Sun. (Photo: AP)

Spacecraft enters Sun-'s corona for first time in history

The corona is the outermost layer of the Sun-'s atmosphere where strong magnetic fields prevent turbulent solar winds...

15 Dec 2021 10:28 AM IST

This file handout photo provided to AFP on November 16, 2021 courtesy of Pfizer shows the making of its experimental Covid-19 antiviral pills, Paxlovid, inside his laboratory in Freiburg, Germany. (Photo: AFP)

Pfizer confirms COVID pill-'s results, potency versus omicron

The updates come as COVID-19 cases, deaths and hospitalization are all rising again

15 Dec 2021 9:11 AM IST

A woman hold her arm after receiving Covishield COVID-19 vaccine at a vaccination center in Mumbai, India, Monday, Nov. 29, 2021. (AP/Rafiq Maqbool)

Vaccines, previous infection offer -'stronger than basic-' protection...

The researchers looked at 28 serum samples from patients recovering from the original strain of SARS-CoV-2

13 Dec 2021 1:10 PM IST

U.S. health authorities will consider this latest real-world data as they decide if at least some Americans need a booster, and how soon after their last dose. (AP)

Booster increases antibodies, improves protection against Omicron:...

Eminent virologist Dr Shahid Jameel said a booster shot after two doses increases the amount of circulating antibodies

12 Dec 2021 3:40 PM IST

Midhani, said: We are the only manufacturer of titanium alloys and major supplier of super alloys in India. Midhani has indigenously developed and supplied various special metals and alloys required for Isros space programmes from its first mission and continues to support all of Isro missions. (Photo: PTI)

Two unmanned missions to be launched before flying Gaganyaan by end of...

Chandrayana got delayed due to the pandemic and maybe it will be launched by next year, Union Minister Jitendra Singh...

9 Dec 2021 4:09 PM IST

Vials of the Pfizer COVID-19 vaccine ready to be administered, at Swaminarayan School vaccination centre, in London. (Photo: AP)

Pfizer Covid vaccine provides partial protection against Omicron:...

The research finding indicated that ACE2 is required for Omicron entry

8 Dec 2021 12:39 PM IST

Vials of the Pfizer COVID-19 vaccine ready to be administered, at Swaminarayan School vaccination centre, in London. (Photo: AP)

Mixing other vaccines with AstraZeneca, Pfizer jabs generates robust...

The Lancet study found that no safety concerns were raised in the study of 1,070 participants

7 Dec 2021 3:44 PM IST

NASA announced the 2021 Astronaut Candidate Class. (Photo: AP)

NASA announces 10 latest astronaut trainees

The 2021 class was whittled down from a field of more than 12,000 applicants

7 Dec 2021 9:05 AM IST

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

Researchers develop chewing gum to reduce SARS-CoV-2 transmission

If clinical trials prove that the gum is safe and effective, it could be given to patients whose infection status is...

6 Dec 2021 1:55 PM IST

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

Booster dose of six Covid vaccines safe, increases immunity: Lancet...

Two doses of AstraZeneca and Pfizer vaccines have shown 79 per cent and 90 per cent protection

3 Dec 2021 11:53 AM IST