Earth’s deep past leaves plenty of unanswered questions. None currently proves an alien visit, but scientists know the ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The Fermi paradox raises a key question: Given the likelihood of intelligent extraterrestrial life, why is there still no compelling evidence of it? A new theory, described in a paper not yet ...

The physicist explained what he finds so terrifying about the prospect of us being alone in the universe ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A comet called 3I/ATLAS is making its closest approach to the sun today ...

"Humans evolved from apes." Many people were taught this in school. However, when you start thinking about it a little more deeply, various questions arise.Why did only humans build a civilization?

Everyone loves a good alien invasion story, preferably one with city-sized ships and physics-defying tech. There's just one big problem with that. The Milky Way is estimated to contain 100 to 400 ...

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

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...