The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...

The ballroom is open for "Dancing with the Stars" season 34. Olympic gold medalist Jordan Chiles, actress Danielle Fishel and author Hilaria Baldwin are among the celebrities competing on the new ...

Gusty winds grounded the star-attraction Thunderbirds at Saturday’s air show, but Air Force officials are hopeful the weather will allow the team to fly today over Tucson. Winds gusted to about 30 mph ...