Researchers propose that tiny technological remnants from extinct alien civilizations could have landed on the moon after ...

A dune field on Mars, as seen by the Mars Reconnaissance Orbiter.

Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar ...

Two major alien-life announcements in 2025 generated enormous excitement, but most astrobiologists remained unconvinced. Only 6.6% of surveyed experts thought possible biological molecules on K2-18b ...

Alien: Earth — a prequel series set before the original Alien movie — begins streaming and launches on cable this week. The official summary for Alien: Earth reads, “When the mysterious deep space ...