There are about 40 kinds of cats out there – like me. There’s only one kind of human on Earth now. But there are more than a million kinds of insects. That’s just the insect species we know about.

Right now, there’s a fly walking on the window in my office. I asked my friend Rich Zack how it does that. He’s an insect scientist at Washington State University. It turns out my window isn’t as ...

It sounds like a just-so story—“How the Insect Got its Wings”—but it’s really a mystery that has puzzled biologists for over a century. Intriguing and competing theories of insect wing evolution have ...

The image above is an extreme close-up of a common British insect called a planthopper. You’re looking at it from below, at the point where its two hind legs connect to its body. In the middle, you ...