Scientists have tripled the memory of a rat named Hobbie-J (not pictured) by enhancing a single gene, suggesting that similar therapies may someday aid—or bedevil—humans, according to an October 2009 study. Photograph by Vincent J. Musi, National Geographic Stock From National Geographic:
By modifying a single gene, scientists have made Hobbie-J the smartest rat in the world, a new study says.
A similar gene tweak might boost human brainpower too, but scientists warn that there is such a thing as being too smart for your own good.
For years scientifically smartened rats have skittered through movies and books such as Flowers for Algernon and The Secret of NIMH. But Hobbie-J is anything but fiction.
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