10.15.2021 - By CBC
A fecal transplant from young mice is like a ‘fountain of youth’ for old mice; How a trick of the light helps scientists spot the same supernova again and again; Dancing bees reveal that UK cities are packed with more accessible food than the countryside; Narwhals leave infrared ‘fluke-prints’ in the ocean that can be seen with aerial cameras; A memory researcher explores the science — and value — of forgetting.