Nasa's Doug Hurley and Bob Behnken are a week away from their flight to the space...

UK businessman Sir Richard Branson is looking to Saturday to debut one of his new space...

Two studies in monkeys published on Wednesday offer some of the first scientific evidence that surviving COVID-19 may result in immunity from reinfection, a positive sign that vaccines under development may succeed, U.S. researchers said on Wednesday. Although scientists have assumed that antibodies produced in response to the new coronavirus virus are protective, there has been scant...

Hurricanes have become stronger worldwide during the past four decades, an analysis of observational data shows, supporting what theory and computer models have long suggested: Climate change is making these storms more intense and destructive.The analysis, of satellite images dating to 1979, shows that warming has increased the likelihood of a hurricane developing into a major one of Category 3...

WASHINGTON -- President Donald Trump's enthusiastic embrace of a malaria drug that he now says he takes daily -- and the resulting uproar in the news media -- appears to be interfering with legitimate scientific research into whether the medicine might work to prevent coronavirus infection or treat the disease in its early stages.The drug, hydroxychloroquine, which is also widely used to treat...

With dreams of Mars on the minds of both NASA and Elon Musk, long-distance crewed missions through space are coming. But you might be surprised to learn that modern rockets don’t go all that much faster than the rockets of the past.There are a lot of reasons that a faster spaceship is a better one, and nuclear-powered rockets are a way to do this. They offer many benefits over traditional...

UK scientists create the first wide-area maps of microscopic algae growing in coastal...