This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...
A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...
The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...
Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...
An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.