Cuban national Yoany Vaillant, a permanent US resident, played a key role in the Jetflicks operation, which at one time ...

How do you rescue an injured crew member on the lunar surface? NASA is looking for ideas, and a share of a $45,000 prize pot ...

Opinion In 1968's Star Trek episode, "The Ultimate Computer," Captain Kirk had his ship used to test M5, a new computer. A ...