Elizabeth Satter said her husband, Cheyne Satter, went from being a perfectly healthy 27-year-old to being debilitated by COVID...
First came the amazing pictures, then the video. Now NASA is sharing sounds of its little helicopter humming through the thin Martian air.
A third company is now starting COVID-19 Phase 3 vaccination trials in Oklahoma.
The immune systems of some people who have not been exposed to the novel coronavirus could have some familiarity with the pathogen — possibly helping to...