Study of 'Persistent Currents' Finally Verifies Theory

(PhysOrg.com) -- Approximately 20 years ago, scientists discovered that is is possible for an electric current to flow endlessly in a ring made of a normal metal. One might think that such an 'old' finding would be well understood ...

Squid 'sight': Not just through eyes

It's hard to miss the huge eye of a squid. But now it appears that certain squids can detect light through an organ other than their eyes as well.

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Squid

†Plesioteuthididae (incertae sedis) Myopsina Oegopsina

Squid are marine cephalopods of the order Teuthida, which comprises around 300 species. Like all other cephalopods, squid have a distinct head, bilateral symmetry, a mantle, and arms. Squid, like cuttlefish, have eight arms and two tentacles arranged in pairs. (The only known exception is the bigfin squid group, which have ten very long, thin arms of equal length.)

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