When ET phones home, it could be his last call. Contrary to sci-fi movie depictions, our first contact might not be with a super advanced alien civilization at the height of power. Rather, Ivy League ...

Science over sensationalism: Tyson says the latest UFO file release offers no new proof of alien visits but is a chance to apply evidence-based thinking. Preparedness mindset: In his new book, Tyson ...

Erich von Däniken proposed that monumental structures such as the pyramids could have been built with help from aliens. Stefan Baumann Could ancient humans really have built the pyramids without ...