Race against Covid-19 has turned into a marathon as the country becomes a global hot spot
Chinese pharmaceutical companies administer newly developed inoculations outside of clinical trials, despite dangers
New data suggest that social distancing and reopening haven’t determined the spread.
A new system called GPT-3 is shocking experts with its ability to use and understand language as well as human beings do
Hospitals will return to reporting new cases to Centers for Disease Control and Prevention, Trump administration says, after shift to Health and Human Services led to...
The tactic, which experts in mobile-phone security said was concealed through an unusual added layer of encryption, appears to have violated Google policies
Results echo previous findings on retreat of continent’s ice shelves and go further, enabling better climate models
As meteor showers animate the skies this month, a growing number of satellites obscure views of the heavens—SpaceX alone has sought permission to orbit 30,000 more...
Researchers say new studies and anecdotal reports suggest kids are more vulnerable to the virus than initially suspected
Public-health officials don’t expect there to be enough doses early on to vaccinate every one of the 100 million Americans at high risk of infection because...