Spiders are arachnids, a class of arthropods closely related to scorpions, mites, and ticks. With over 45,000 species, ...

An ancient ancestor of spiders and relatives doubled its genome about 400 million years ago, setting the stage for the evolution of spinnerets.

Spiders often appear in homes for simple reasons, such as seeking shelter and food. Most of the species are not only harmless but also eat the insects in your home that you dislike.

Add Yahoo as a preferred source to see more of our stories on Google. Australian scientists have discovered a new species of the deadly funnel-web spider that is bigger and more venomous than its ...

Spider webs are nature’s perfect traps: sticky and delicate, yet strong enough to catch insects many times larger than the ...

What looked like a pearl necklace on a tiny spider turned out to be parasitic mite larvae. Scientists identified the mites as a new species, marking the first record of its family in Brazil. The ...

Scientists at the University of California, Davis, have discovered a new species of spider living in the state's coastal sand dunes. "These are absolutely beautiful spiders living among the California ...