After a successful flight around the moon, the astronauts are relying on a flawed heat shield to protect them as they re-enter Earth’s atmosphere.
A conference near the White House drew dozens of people who reject the scientific consensus on climate change. The mood was triumphant.
Populations are declining as climate change causes the sea ice the birds need for survival to retreat, according to researchers.
New research is upending what we thought about the consciousness of patients, leaving families with agonizing choices.
These gentle giants forage in shallow waters, primarily along the coast of Florida, and often have fatal encounters with boats. What can be done to help them?
The mission is seen as a key step toward resuming crewed lunar landings. Artemis II’s four astronauts are scheduled to land in the waters off Southern California on Friday.