- NASA astronauts return after challenging mission with Starliner setbacks and SpaceX rescue
- New device translates brain signals into spoken words in real time
- Arctic sea ice hits record low winter peak, raising climate concerns
- Wasp traps prey with spiny abdomen in amber-aged fossil find
- NASA astronauts set new record with historic 286-day space mission
- Grass-fed beef raises carbon concerns
- MIT study reveals climate change is increasing space debris, threatening satellite operations
- Iguanas reach Fiji by riding ocean rafts, study finds
- Decline of North American bird populations raises conservation concerns
- Ancient fossil discovery in Spain reveals early human presence in western Europe