Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

A mysterious celestial object has arrived from outside the solar system.Last time, I talked about 'Tabby's Star,' where a ...

Some scientists believe the sheer number of stars, planets and potentially habitable environments in space makes extraterrestrial life plausible. But plausibility is not proof. Despite decades of ...

Actually, I take back my previous comment. What we do know is that all Martians are green when they arrive on Earth. That’s only logical, given the distance and time they’ve had to travel between Mars ...