Enigmatic 415 million-year-old fossils belong to a giant scorpion that may have reached lengths of around 3 feet (1 meter), a remarkable body size because most life on land at that time was small.

A shrimp vaccine for commercial use could protect the environment and prove vaccines aren’t just for vertebrates.

New DNA evidence reveals bed bugs tracked human expansion from ancient caves to modern cities.

The deep-sea octopus is fully mature despite fitting in a palm, a trait researchers think may help it reproduce faster than larger relatives.

Here’s why farmers and scientists are concerned over the New World screwworm’s unwelcome return to the United States.

A new microraptor from Cretaceous China likely preyed on ancient birds.

Google's making a move in the mosquito business.