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 ...

Jewel wasps carve up cockroaches like jack-o’-lanterns in a way scientists have never seen before. By Jason Bittel If you loathe cockroaches, you’re going to love the emerald jewel wasp. Females of ...

CORVALLIS, Ore. - 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 ...

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 ...

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 ...

Dementor wasps now exist thanks to museum patrons in Germany. Roughly 300 people voted to name an obscure wasp species from southeast Asia after the creatures from the "Harry Potter" novels. J.K.

A new study has identified four new species of parasitic, cockroach-killing ensign wasps that became encased in tree resin 25 million years ago and were preserved as the resin fossilized into amber.