Today’s United States — its possibility, its strength, its divisiveness, its polarization and fragmentation — is encapsulated ...

Astronaut and astrophysicist Sally Ride became the first American woman in space in 1983. Read about her career, relationships, books, death, and more.

How does it feel when a rocket enters Earth’s orbit? How hot is it inside the suit? Does zero gravity make you ageless? How do astronauts sleep while floating? People who’ve been to space have ...