The natural world is filled with creatures so bizarre that they often look more extraterrestrial than earthly. Among them, insects easily take the crown. These bugs may look like dead leaves, others ...

Hydnora is one of the strangest flowering plants ever discovered, a subterranean parasite that survives entirely by draining ...

Does consciousness depend on flesh and blood? The answer is almost certainly no, according to Eric Schwitzgebel, a ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

For decades now, UFO stories have mostly involved blurry lights in the sky, shaky footage shot on potato phones and men called Del insisting they’d seen something strange from their truck on the drive ...

Blue pigment is absent in vertebrates. Learn the genetic reason why some bullfrogs appear bright blue in nature.

When most people imagine a bird, they picture an animal with feathers, wings, and a beak perched on a tree branch. However, ...

Some invertebrates can be good for gardens, but they're not the only ones. This fascinating mammal will enrich and aerate ...

"It's very, very hurtful," Angeles Arzate, who found posters outside of a Hispanic-owned hair salon, said.

Q. You once wrote that blue pigment is not known to exist in any terrestrial or freshwater animals with backbones. I found a ...