UFO, aliens, and UAP theories are back in the spotlight after a video showing mysterious moving lights in the night sky went ...

A metallic sphere-shaped UFO zigzagged across the sky above a Colombian city recently, moving in erratic patterns that left witnesses feeling unsettled.

An eerie new video from ESA's Solar Orbiter shows a towering 'cyclone' of plasma exhibiting behaviors never seen before on our sun.

A blue light could be seen glowing behind clouds in the videos Corley posted to social media. "Say whatever you want. This object (ufo), was legitimately up in the sky for over 30 minutes.

Nevada had its first recorded UFO sighting less than two weeks later ... into the mountain near the Sparks "S" and sent up a cloud of dust when it hit. He said he wanted to remain anonymous ...

This object(ufo), was legitimately up in the sky for over ... shines from the Hard Rock Hotel and Casino, beaming through the clouds. 'LOL thats the hard rock guitar,' the user wrote, referring ...

SEATTLE — Seattleites spotted a mysterious black ring over downtown over the weekend, prompting speculation over its origin. Was it a UFO? A weird weather phenomenon?