Using their silk threads as a catapult, members of a family of orb-weaving arachnids rocket themselves and their webs through the air to capture prey.

Two-photon imaging captures chemical signaling between live mouse neurons on a millisecond timescale.

A round-up of recent discoveries in behavior research

Small chameleons flick their tongues faster than their larger relatives, scientists show.

Scientists identify neurons that track speed in the brains of moving rats.

Move over, cheetah. A mite from Southern California sets the new record for world’s fastest land animal relative to body size.