'Worm speak' uses chemicals to communicate

(PhysOrg.com) -- A species of small, transparent roundworms have a highly evolved language in which they combine chemical fragments to create precise molecular messages that control social behavior, reports a new study from ...

Study uncovers clues to what makes anesthetics work

Physicians use inhalation anesthetics in a way that is incredibly safe for patients, but very little is known about the intricacies of how these drugs actually work in children and adults. Now, researchers have uncovered ...

Elusive prey

Escape responses are some of the most studied behaviors by neurobiologists who want to understand how the brain processes sensory information. The ability to evade predators plays a vital role in the process of natural selection. ...

Worms from hell identified far below the Earth's surface

(PhysOrg.com) -- In a study published this week in Nature, researchers Gaetan Borgonie from Ghent University in Belgium and Tullis Onstott from Princeton University announced the discovery of new nematode species living kilometers ...

When less is more: How mitochondrial signals extend lifespan

In making your pro-longevity resolutions, like drinking more red wine and maintaining a vibrant social network, here's one you likely forgot: dialing down your mitochondria. It turns out that slowing the engines of these ...

Researchers find new actions of neurochemicals (w/ Video)

(PhysOrg.com) -- Although the tiny roundworm Caenorhabditis elegans has only 302 neurons in its entire nervous system, studies of this simple animal have significantly advanced our understanding of human brain function because ...

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