There is something almost offensive about a sky so full of stars and so empty of company. That is what gives Richard ...

To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.

Physicist Richard Feynman argued that fundamental limits of physics, biology, and time make interstellar contact between civilizations effectively impossible. He cited vast distances, the speed of ...

If and when SETI discovers alien life, then a revised Declaration of Principles guarantees that once the discovery has been ...

In the following six books, each writer looks to space to skillfully explore what it means to live on Earth. Salvation and ...

According to one of the most controversial ancient astronaut theories, the Annunaki were powerful beings who arrived on Earth from a distant world known as Nibiru and played a direct role in the ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be unexplained flying objects. These file dumps were the culmination of a ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

"There is a silence in the night sky that has bothered me for as long as I can remember." That line, attributed to Richard Feynman, lands because it gets at a simple, stubborn feeling. The sky looks ...

The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth. By Kai James / The Conversation Published May 27, 2026 8:00 AM EDT This article was ...