Scientists at the University of California, Davis, have discovered a new species of spider living in the state's coastal sand dunes.

While most people think of spiders spinning webs to catch prey, the Scytodes makes use of a different tactic to paralyze ...

CDC warns that a parasitic illness called Chagas disease is now endemic — or always present — in several states. Biting insects called kissing bugs have been identified in 32 states, predominantly in ...