VIENNA UNIVERSITY OF TECHNOLOGY IMAGE: TINY HAIRS ON THE OUTER WALL OF SOME CELLS CAN MOVE IN DIFFERENT DIRECTIONS, THEREBY INFLUENCING EACH OTHER CREDIT: TU WIEN They are only very simple structures, but without them we could not survive: Countless tiny hairs (cilia) are found on the outer wall of some cells, for example in...
Written by James Kingsland on May 14 New research helps explain the usefulness of dreams. Getty Images The “overfitted brain” hypothesis centers on the idea that as animals learn repetitive tasks, they run the risk of becoming hidebound, losing the ability to generalize what they have learned. This hypothesis, which was inspired by machine learning, proposes that...
