Sohrab Rahvar and Shahin Rouhani’s recent paper, “Constraining the Lifespan of Intelligent Technological Civilization in the Galaxy,” lays it out bluntly: Advanced civilizations last roughly 5,000 ...

But if the original Marathon trilogy from the 1990s — and numerous hints developer Bungie has dropped — are any indication, the new game may introduce something much weirder than rogue robots: alien ...

Over 40 percent of extant large freshwater animals (megafauna), including carp, salmonids, crocodilians, turtles, beavers, and hippopotamuses, have ...

In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

HOW WAS YOUR National Invasive Species Awareness Week? Chances are, with our modern world of the future spinning wildly out of control, you didn’t know invasive species were a problem. They are.

A rare Japanese ant is the only species known to lack female workers and males; all of its young develop into parasitic queens that try to take over other colonies.

The hit sci-fi series is set two years before the events of the first Alien movie, and it follows a young woman and a group of ragtag soldiers who make a fateful discovery after a vessel full of ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

Confused about native, non-native, introduced, and invasive species? This guide breaks down the definitions, explains how scientists classify them, and explores real-world examples like zebra mussels ...

Marvel Comics is gearing up to introduce one of the darkest Alien comics ever published. Dubbed Alien: King Killer, this new ...

The most beloved beings from strange new worlds.

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...