NASA astronaut Megan McArthur has retired, concluding a career spanning more than two decades. A veteran of two spaceflights, McArthur logged 213 days...
NASA has awarded ASCEND Aerospace & Technology of Cape Canaveral, Florida, the Contract for Organizing Spaceflight Mission Operations and Systems (COSMOS), to provide...
Rocky material that impacted Mars lies scattered in giant lumps throughout the planet’s mantle, offering clues about Mars’ interior and its ancient past.
What...
Thousands of Americans are impacted each summer by excessive heat and humidity, some suffering from heat-related illnesses when the body can’t cool itself...