"There are times when I've seen it and I'm thinking, 'Why is the hair standing up on the back of my neck right now?'" — Tom ...

Lucas was director of the Marshall Space Flight Center in Huntsville when the Challenger exploded on Jan. 28, 1986, just 73 seconds after liftoff from Cape Canaveral, Florida. It was the deadliest U.S ...

News: Ellen Ochoa, the nation’s first Latina astronaut, will deliver the keynote address when World Denver hosts its annual ...

Texas is a state built on independence, industry, and expansion. It was its own republic before joining the U.S. in 1845 and ...