'India examining possibilities': Govt on Pfizer Covid vaccine

The cold-chain requirement for the anti-coronavirus vaccine candidate developed by Pfizer at a temperature of minus 70 degrees Celsius poses a big challenge, but the government is examining the......

Moderna says its COVID-19 vaccine is 94.5% effective

Bringing a glimmer of hope to a world ravaged by the coronavirus pandemic, biotech giant Moderna announced on Monday that its COVID-19 vaccine has shown to be 94.5 per cent effective. Cambridge,......