LifeExtinct species of Galapagos giant tortoise may be resurrected The Floreana Island giant tortoise was wiped out in the 19th century, but close relatives found on other islands might be key to bringing it back News
LifeBioelectric tweak makes flatworms grow a head instead of a tail Flatworms regenerate lost body parts, but change the current in their cells and they can regrow the wrong thing, hinting at electricity’s role in body plans News