If cockroaches had nightmares, the emerald cockroach wasp surely would deserve a prominent place therein. These colorful, tiny parasitic wasps sting American cockroaches twice, once in the midsection ...

It's Halloween, so prepare to be terrified. And no, this column has nothing to do with Open Enrollment Season. Instead, it relates to the emerald cockroach wasp, a wisp of an insect that you may have ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. If you ...

If you loathe cockroaches, you’re going to love the emerald jewel wasp. Females of the species Ampulex compressa, known also as emerald cockroach wasps, are less than an inch long and decked out in ...

The species is described as having a blue-green body with a “purple luster,” researchers said. Photo by Charlie Chi via Unsplash In nature, animal parents can range from being doting and ...

CORVALLIS, Ore. (KTVZ) – An Oregon State University study has identified four new species of parasitic, cockroach-killing ensign wasps that became encased in tree resin 25 million years ago and were ...

In nature, animal parents can range from being doting and self-sacrificing to threatening or absent entirely. Driven by instinct, some species have developed effective yet bizarre ways to ensure their ...