Before the first major Artemis mission takes off, NASA needs to prove its huge rocket system is up to the task. That calls for a "Green...
While NASA previously determined that there were around two trillion galaxies in the universe, new findings say the number is more likely hundreds of billions.
Researchers counted particles in seaballs that washed up on beaches in Spain
For decades, scientists have wrestled with a complex mystery of physics: Could the immense amounts of energy theoretically produced by rotating black holes ever...
"It was as if somebody had just created a telescope that was a time machine."
DNA evidence shows that the now famous -- and extinct -- dire wolf species couldn't mate with gray wolves.
Blue Origin is set to test an upgraded capsule on a suborbital spaceflight Thursday over West Texas, validating new environmental control systems, in-cabin displays, and passenger...