The ISS has been a symbol of international cooperation since the Cold War - but US-Russian relations are at their worst in years.
SpaceX astronaut flights to and from the International Space Station are becoming routine. But these missions are still high-stakes.
Black holes are encircled by a glowing disk of hot gas. When one black hole approaches another, its strong gravity can bend the other's light.
Every April, Earth passes through a trail of debris left behind by a comet. As debris enters our atmosphere, it burns up and streaks across the...
The CDC has issues special guidance for the specific post-vaccine clots, known as vaccine-induced immune thrombotic thrombocytopenia, or VITT.
"We had such a spectacular outcome with coronavirus that we absolutely need to embark on this platform and test it," a veteran HIV researcher said.
Texas Roadhouse founder Kevin Taylor, who struggled with "severe tinnitus" as a post-COVID syndrome, killed himslef on March 17.
NASA entered exclusive negotiations with SpaceX for a $2.9 billion contract, excluding Blue Origin and Dynetics after their first bids were too high.
Both partners in the astronaut couple are part of the SpaceX missions for NASA. But it's getting difficult for their son Theo, McArthur said.
After a few setbacks, Nasa's helicopter will finally get on its way, following its landing with Perseverance back in February.