A radio signal from a star 238 light-years away briefly looked like it might be a sign of alien life, but the astronomers who found it say it’s more likely coming from somewhere on Earth. The signal ...

Scientists searching for advanced alien civilizations have detected a mysterious signal in data from the world's largest ...

Scientists have detected direct, localized radio emissions from an exoplanet for the very first time. But don't call the Space Force and White House hotline just yet—these signals are not alien ...

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

Scientists have quietly rewritten the global rulebook for what happens if alien intelligence is ever detected, updating long‑standing 'first contact' plans in 2026 to prevent panic and confusion in an ...