For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

New detection method: Researchers created a statistical test that identifies life by spotting distinctive patterns in molecular diversity and distribution. Applicable to missions: The method can be ...

Scientists updated first contact protocols for 2026, requiring multiple verification steps and UN consultation before announcing alien discoveries or sending replies.

In the endless search for technosignatures—signs from some technologically advanced intelligent alien civilization—we've done everything from monitoring radio arrays to hypothesizing about whether ...

Planet Earth could be giving out its own signals, which could in turn be detected by distant astronomers on an alien planet ...

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...

So far astronomers have discovered nearly 6,000 exoplanets—worlds that orbit stars other than our sun. If that number already feels ridiculously large, you’d better brace yourself: extrapolation of ...