Four astronauts are about to become the first humans to venture near the moon in more than half a century since NASA's iconic ...

Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft.

STATEN ISLAND, N.Y. — Imaginative minds have long pondered the possibility of time travel, but is it all just wishful thinking or is there any scientific evidence that mankind could travel into the ...

Whether Artemis ultimately fulfills its promise of sustained lunar exploration, or is reshaped by politics, budgets and ...

NASA and Lockheed Martin debuted their first test run of a low-volume supersonic jet that’s expected to allow air passengers to travel faster than the speed of sound. The X-59 aircraft soared Tuesday ...