Quick Fusion-Powered Trips to Mars No Fantasy, Scientists Say
Researchers are working on a new fusion rocket that could get astronauts to Mars in 90 days. How would it work? [Full Story]
NEXT: Astronaut Leroy Chiao: 'Gravity' Works, If You Don't Focus on the Physics
Astronaut Leroy Chiao: 'Gravity' Works, If You Don't Focus on the Physics
Astronaut and former International Space Station commander Leroy Chiao reviews the new space film 'Gravity.' [Full Story]
NEXT: Incredible Technology: How to Use 'Shells' to Terraform a Planet
Incredible Technology: How to Use 'Shells' to Terraform a Planet
Engineering a shell around the outside of a small planet could be the way to create a new home for humanity sometime in the future. [Full Story]
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