Human DNA over 2,000 years old found in caves in Spain and Portugal

NASA, Boeing committed to Starliner-1 launch despite unclear timeline

Canceled NASA exploration projects suffered billions of dollars in overruns

NASA’s canceled projects reveal a pattern of cost explosions—now the agency’s watchdog is scrutinizing the fallout.

Milky Way's Heart Shines Like a Diamond in Record-Breaking New Photos

Oo oo, ha ha: why humans and great apes giggle alike when tickled

Why Mars May Remain Uninhabitable for Centuries

New NASA study challenges the timeline for making Mars livable—centuries may be needed, not decades

Space Shuttle Endeavour Looks Absolutely Incredible In All Its ‘Full Stack’ Glory