The World Health Organization Tuesday warned Omicron was spreading at an unprecedented rate and urged countries to act as drug maker Pfizer said its...
Pfizer said Tuesday that clinical trials confirmed its anti-Covid pill reduced hospitalizations and deaths among at-risk people by almost 90 percent when it was...
Giovani Raymundo, 18, kissed his mother goodbye last week, setting off before sunrise from their remote Guatemalan village on a dangerous journey in search...
Jeff Bezos' Blue Origin company blasted its third private crew into space on Saturday and brought it back safely, this time including the daughter of...