I like big bugs. I cannot lie. But which insect is the biggest? I asked my friend Rich Zack. He’s an insect scientist at Washington State University. He told me the answer depends on how you define ...

Rather than rely solely on passive diffusion, insects use discontinuous patterns of gas exchange to avoid the toxic effects of oxygen, according to researchers at the University of California, Irvine.

Discover interesting facts about insects, the critters whose combined weight on the planet is 70 times that of all humans.