Highlights: Delhi records 6,396 new Covid-19 cases, 99 deaths in last 24 hours

Britain has secured 5 million doses of an experimental Covid-19 vaccine developed by Moderna Inc after it reported positive trial results, health minister Matt Hancock said on Monday, with the earliest doses expected for delivery in spring.

Interim data from a late-stage trial indicated Moderna's vaccine was 94.5% effective in preventing Covid-19.

Colleges in Karnataka reopend on Tuesday, eight months after the lockdown was imposed to check the Covid-19 spread.

“I’m happy to attend college after a gap of eight months due to Covid-19. During online classes, I was not able to understand lectures due to poor internet connectivity,” news agency ANI quoted a student as saying.

Australian authorities conducted mass tests on Tuesday and about 4,000 people were confined to quarantine in the hope of stifling a new cluster of cases of the novel coronavirus after hopes it had been largely eradicated.

The state of South Australia reimposed social distancing restrictions on Monday after detecting 21 cases of the coronavirus, most of which were acquired locally.

Since cases are rising in Delhi, we are sending a general proposal to Central Govt, that if required, Delhi Govt can implement shutting down those markets for few days, where norms are not being followed and they are becoming a local Covid-19 hotspot, said chief minister Arvind Kejriwal.

Delhi govt, Centre and all agencies making 'double efforts' to control Covid-19 situation in Delhi, says chief minister Arvind Kejriwal.

After months of closure due to coronavirus-induced lockdown, colleges across Karnataka reopened on Tuesday following all Covid-19 health protocols.

Every student has been asked to undergo an RT-PCR test and they will be allowed to join the varsity only if they tested negative for the infection.

Positivity rate is now below 13% from 15.33% last week. Though we're in the third wave, the peak is now over. From here, we'll definitely see a downtrend. 16,500 beds have been reserved for Covid-19 and now there are around 8000 beds available, says Delhi Health Minister Satyendar Jain.

India's daily cases of Covid-19 continued to fall as the country reported 29,163 fresh cases of infection. While the number of ddaily fatalities was at 449, pushing the death toll to 130,519.

The United States' top infectious disease scientist on Monday hailed early results from Moderna's Covid-19 vaccine trial as "stunningly impressive," calling the findings an emphatic validation of experimental mRNA technology that some had doubted.

"I must admit that I would have been satisfied with 70 or at the most 75 percent efficacy," news agency AFP quoted him as saying.

Children have a distinct immune response to the novel coronavirus disease (Covid-19) compared to adults, a new research has found. The study was part of a research to understand the ravaging effects of the Covid-19. The Experts discovered that children’s immune systems develop a type of antibodies during common cold infections which might be giving them a degree of protection against the disease.

Only five per cent of adults have these antibodies, as compared to 43 per cent of children, the research showed. It is being led by George Kassiotis who heads the Retroviral Immunology Laboratory at the Francis Crick Institute.

Mizoram reports 48 new Covid-19 cases in the last 24 hours, taking the total cases here to 3444, including 2915 discharges and 5 deaths. The number of Covid-19 active cases stood at 524.

Iowa Governor Kim Reynolds has dropped her opposition to a statewide mandate for mask use to combat the spread of the coronavirus and imposed the mandatory use as the the Covid-19 cases continue to surge.

Reynolds also imposed restrictions on gatherings for social, community, business and leisure purposes to no more than 15 people indoors and 30 outdoors, including family events. Routine office and factory work and spiritual gatherings are exempted.

The restrictive measures introduced in Germany in November helped to stop the explosive growth in the incidence of the novel coronavirus disease (Covid-19) in the country, said German Chancellor Angela Merkel.

South Korea raised social distancing restrictions in greater Seoul to the 1.5 level from 1 after a jump in new cases, according to Prime Minister Chung Sye-kyun. That’s the second-lowest level of a five-tier approach tied to infection levels.