LONDON - More parents are questioning the necessity of routine vaccinations for young children. Adults are skipping shots as well, even for vaccines...
 
BERLIN - Germany's BioNTech, Pfizer's partner in Covid-19 vaccines, said the two companies would start tests on humans later this year of...
 
LONDON - Scientists discover that defensive mechanisms, such as shells and venom, may contribute to animals’ ability to stop their own bodies from...
 
NEW YORK - Moderna’s new Covid-19 vaccine is five times better at boosting antibodies than its original jab, results have suggested. The...