Sputnik vaccine shows 92% efficacy

'A good 30 per cent of people will still get infected after getting the Covishield vaccine.' IMAGE: A health worker poses for a photograph with the Sputnik V vaccine during a pilot vaccination......

'Jugaad has hurt India a lot'

The world is witnessing something extraordinary: Innovations are happening first in the poor countries and then they are migrating to advanced nations, says one of the world's most influential......