The deep ocean is home to one of the strangest phenomena on Earth: bioluminescence. Scientists estimate that more than 75% of ...

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

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 ...

Beneath the icy silence of Antarctica's famous Dry Valleys lies a world so unusual that it often resembles another planet.

Frogs are often perceived as basic green or brown amphibians, but some of these pond dwellers look like they hopped right out of a science-fiction movie. They feature neon colors, transparent bodies, ...

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

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

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

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

Fire & Ash' hits Disney+, we delve into the jungles of Pandora to learn about three of the Avatar series’ coolest alien creatures.