Science fiction suggests that life on other planets, if it exists, is likely far more advanced than life on Earth. A recent ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

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

The search for extraterrestrial intelligence (ETI) has long been a topic of fascination. However, a new study available on the arXiv preprint server introduces a compelling idea about how we might ...

The search for advanced alien civilizations goes far beyond listening for radio signals, exploring possibilities such as laser beacons, neutrino communication, technosignatures, Dyson swarms and ...

Aliens lived on a certain planet.They had built a civilization far more advanced than Earth's.They had overcome disease, aging, and even death. As a result, the planet's surface became too small, so t ...

Add Yahoo as a preferred source to see more of our stories on Google. Image: NASA For roughly four billion years, the Moon has been collecting things. No weather to scrub the surface. No plate ...

For decades, SETI researchers have focused on finding narrow-band radio signals that might stand out from the natural universe. But what if an advanced civilization that wanted to communicate would ...

(Esben_H/iStock/Getty Images Plus) The Fermi paradox asks: If there are other civilizations in the Universe besides ours, why haven't we yet made contact? Researchers who study this paradox – also ...

When ET phones home, it could be his last call. Contrary to sci-fi movie depictions, our first contact might not be with a super advanced alien civilization at the height of power. Rather, Ivy League ...

Elon Musk’s plans for the future of SpaceX, and humanity, are rooted in an idea conceived in the 1960s when astronomers began to pick up mysterious, unknown radio sources in the cosmos. Soviet ...