Add Yahoo as a preferred source to see more of our stories on Google. Astronaut Dale Gardner holds a ‘For sale’ sign referring to the two satellites retrieved during STS-51-A mission - BBC/Keo ...

Imagine taking an elevator to space. Or blasting off in a nuclear rocket. That might sound like science fiction, but scientists are racing to develop new, more efficient methods of space travel - and ...

DURHAM — You may be familiar with the quote “I touch the future, I teach,” but how much do you know about the woman who said it? The new documentary "Christa," set to premiere on New Hampshire PBS on ...

Directed by Cristina Costantini, 'SALLY' not only celebrates the late astronaut also but reveals a side to her she felt she had to keep secret for 27 years. When you purchase through links on our site ...

Space elevators? Nuclear rockets? The future of space travel could look radically different. Imagine taking an elevator to space. Or blasting off in a nuclear rocket. That might sound like science ...