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 ...

Our search for technosignatures – clear signs of advanced civilizations beyond Earth – takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into regions of space no human made object has ever reached. It is moving ...

A new study analyzed how NASA's Habitable Worlds Observatory might be able to confidently spot biosignatures 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 ...