We're likely to need coronavirus booster shots after the initial vaccine

Many leading coronavirus vaccines require two shots given weeks apart. But additional...

Scientists are puzzling over one crucial number as they evaluate Oxford-AstraZeneca Covid-19 vaccine

Oxford-AstraZeneca's vaccine requires two shots. Early results suggest it's more...

Elon Musk beat Bill Gates to become the world's 2nd-richest person. Here's where their feud began

Elon Musk and Bill Gates have been feuding over everything from the coronavirus to...

6 crucial unanswered questions about Oxford's vaccine results

While the British drugmaker said Monday its shot, developed with the University of...

AstraZeneca and Oxford University announced 3rd working Covid-19 vaccine, which they say is 70% effective

The news follows recent announcements that the vaccines developed by Pfizer and Moderna,...

Moderna's CEO says vaccines aren't a 'silver bullet,' people must still social distance, wear masks

Wearing a mask and social distancing are the "best weapon" to control the virus,...

Oxford's Covid-19 vaccine is safe and produces an immune response in older adults, trial results suggest

Results of Phase 3 trials — which will show whether the Oxford University vaccine can...

Trump is furious - he thinks Biden will get the credit for coronavirus vaccine developments, report says

President Trump had hoped to hold packed, mask-free rallies touting vaccine success...