News tagged with biological activity

If only a robot could be more like a cockroach

Studies have indicated that insects rely on their brains to respond to what they feel and see. But for the first time, researchers have shown a direct link between neurons at the center of an insect brain and changes in behavior. ...

dateMay 06, 2010 in Plants & Animals
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How cobras form hood flares

(PhysOrg.com) -- Cobras, and several other groups of unrelated snakes, form a menacing hood flare by expanding the sides of their necks as part of a defensive display. Now scientists in the US have identified the groups of ...

dateApr 20, 2010 in Plants & Animals report
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What causes seizure in focal epilepsy?

In focal epilepsy, seizures are generated by a localized, synchronous neuronal electrical discharge that may spread to large portions of the brain. In spite of intense research in the field of epilepsy, a key question remains ...

dateApr 13, 2010 in Medical research
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Free will is an illusion, biologist says

(PhysOrg.com) -- When biologist Anthony Cashmore claims that the concept of free will is an illusion, he's not breaking any new ground. At least as far back as the ancient Greeks, people have wondered how humans seem to have ...

dateMar 03, 2010 in Other feature
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