News tagged with biological activity

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 ...

Mar 03, 2010 3.4 / 5 (147) 464 | with audio podcast feature

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 ...

Apr 20, 2010 4.2 / 5 (9) 0 | with audio podcast report