(Phys.org) —A pair of researchers from Tufts University has found that a type of flat worm is able to remember events that transpired prior to having its entire head removed. In their paper published in The Journal of Experimental Biology, Tal Shomrat and Michael Levin describe how they taught flat worms to tolerate light and space then cut off their heads. After their heads grew back, the researchers found, after some minimal prodding, the worms continued to tolerate light and space.
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