Staff at Brookfield Zoo are mourning the sudden death of a newborn dolphin. The female calf was nearly a week old. She was born to a 26-year-old dolphin, Allie, one of three Brookfield dolphins who were pregnant this summer.The baby weighed around 40 pounds at birth and measured 3 feet long.
Living things that make their own light exist across the natural world, from fireflies to dinoflagellates to glow-in-the-dark mushrooms. We explore the point of all that light with the help of a Harvard scholar and a bioluminescent bay.