NASA uses plutonium-238 forged during the Cold War to power its most ambitious missions. NASA is running low on the material, but the Department of Energy is making more. However, a government ...

Daniel Craig has just been spotted wearing one. Craig was seen with the Mission to Neptune model on his wrist while attending the National Board of Review Awards Gala on 8 January. He was there to ...

However, even that mission is still in the development phase, with a green light far from a sure thing. Nonetheless, the implications of this find extend far beyond our own solar system.

While six planets—Venus, Mars, Jupiter, Saturn, Uranus, and Neptune—aligned this January ... have long played a key role in space missions. In 1966, NASA scientist Gary Flandro calculated ...