'All the vaccines, so far, seem to be protecting from severe illness'

'The immune protection may well wane somewhat, and that's what we have to monitor.''Should it wane to the point where vaccinated individuals are getting severe disease, then we really will need to......

Rolls-Royce turns to IISc for greener engines

British aerospace major Rolls-Royce has tied up with the Indian Institute of Science, Bangalore, and Imperial College of the UK to work alongside in a new research project to develop alloys for use......