Some creative calculations using bug traps, epidemiology and trees suggest there are some 20 million unique insect species on ...

A mind wrapped in skin and bone can feel like the obvious model for consciousness. But that assumption may say more about ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

A planet with twice Earth's gravity produces creatures with different skeletal requirements, different muscular architecture, ...

Case in point: Scientists from Tokyo University and Hokkaido University in Japan stumbled across some mysterious jet-black ...

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

Imagine finding hundreds of alligators living happily in Colorado, which is thousands of miles away from any natural swamp.

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The origin of turtles has puzzled scientists. A new study provides more evidence that these shelled reptiles share a common ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

A fossil of the creature provides the first evidence that microraptors lived in what is now northwestern China. Its discovery ...