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Fossil reveals complex brains evolved earlier than previously thought

A 520-million-year-old, three-inch (7.6-centimetre) fossil has yielded evidence that complex brains evolved much earlier than previously thought, scientists said Wednesday. The preserved external skeleton of Fuxianhuia protensa, an extinct type of arthropod, is the earliest known fossil to show a complex brain, according to a study published in the journal…

Bees able to rejuvenate their brains: study

Are bees able to rejuvenate their brains? A team of scientists from Arizona State University and the Norwegian University of Life Sciences discovered that bees are able to reverse the effects of aging on their brains. Their study, published in the scientific journal Experimental Gerontology, shows that when aging bees…