- @Guest #img-anno http://images.sciencedaily.com/2014/06/140601150633-large.jpg {u'shapes': [{u'geometry': {u'y': 0.227994227994228, u'x': 0.8831168831168831, u'height': 0.09668109668109667, u'width': 0.09812409812409817}, u'type': u'rect'}], u'src': u'http://images.sciencedaily.com/2014/06/140601150633-large.jpg', u'context': u'http://app.swtr.us/', u'text': u'Researchers have erased and reactivated memories in rats, profoundly altering the animals\u2019 reaction to past events. The study is the first to show the ability to selectively remove a memory and predictably reactivate it by stimulating nerves in the brain at frequencies that are known to weaken and strengthen the connections between nerve cells, called synapses.'} created: Mon, 02 Jun 2014, 08:37 AM UTC