Feathers on 37 of 45 birds-of-paradise species emit biofluorescence. The feathers absorb UV light and release it as a ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

NASA teams are working to restore contact with one of its most advanced interplanetary satellites. MAVEN (Mars Atmosphere and Volatile EvolutioN) is one of only three NASA missions currently in ...