Science Rat muscle + rubbery film = world's first artificial jellyfish

Researchers say they've created a jellyfish that's one part artificial, one part biological. Creation of the 'pseudo organism' could yield new insights into medical research – or even cleaning up environmental pollution.

Wilfredo Lee/AP

Scientists have created the first artificial jellyfish -- a tiny blend of muscle tissue from a rat and thin, rubbery material from Dow Chemical Corporation – but with nary a jellyfish gene to its name.