Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Ever gazed at the night sky and wondered if we're truly alone, or if cosmic travelers zip through our solar neighborhood ...

The newly discovered interstellar object 3I/ATLAS could be a piece of "possibly hostile" extraterrestrial technology in disguise, according to controversial research from a small group of scientists, ...

The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and ...

For now, the alien spacecraft theory remains unproven. Advocates insist that more studies and evidence are needed before they ...

Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...