Photograph of a specimen of the common European starfish Asterias rubens with a regenerating arm. Starfish shed arms (autotomy) when attacked by predators and then regenerate a new arm to replace the ...

This sped-up video (60x speed) shows the fascinating effect of ArBN on the common starfish (Asterias rubens). While ArBN doesn’t cause complete stomach retraction - it’s about 50% after 6 minutes. A ...

A team of biologists at Queen Mary University of London has discovered that a neurohormone controlling appetite in humans has an ancient evolutionary origin, dating back over half a billion years. The ...

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