University of Cambridge astronomers have ruled out a longstanding theory.

For thousands of years, humanity has looked up at the stars asking the same question. Are we alone? Then one day, it finally happens. Scientists announce they have found convincing evidence that life ...

It’s a dizzyingly busy time for scientists searching for life on distant planets. To date, astronomers have cataloged more ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of a watery exoplanet with a red dwarf sun overhead. A new study suggests that the exoplanet GJ 3378b, which ...

This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from ...

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 ...

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 ...