Why did evolution produce a spider the size of a dinner plate? The Goliath birdeater offers a fascinating glimpse into life on the Amazon forest floor.

The evolution of Spider-Man took shocking twists and turns before Spider-Man: Brand New Day.

Currently, more than 46,000 spider species stretch their eight legs in habitats across the world, in every country and continent except Antarctica. And those are only the ones scientists have been ...

You're walking back to the house at dusk.Thinking about dinner. Not thinking about spiders. Then you hit a web.Across the face.There's a big shape hanging in it. If you spend a lot of time outside, ...

Wisconsin has 500 spider species, but experts say most are harmless. Meet the common types found in your home.