A team of researchers led by scientists from the American Museum of Natural History has released the first report of widespread biofluorescence in the tree of life of fishes, identifying more than 180 species that glow in a wide range of colors and patterns. (via Researchers Reveal Covert World of Fish Biofluorescence)
Snow is precipitation in the form of flakes of crystalline water ice that falls from clouds. Since snow is composed of small ice particles, it is a granular material. It has an open and therefore soft, white, and fluffy structure, unless subjected to external pressure. Snowflakes come in a variety of sizes and shapes.
This infographic showcases some studies on just how dangerous—and costly—sacrificing sleep can be, and it concludes with some facts on how you can try and improve your sleep quality if it’s something you struggle with.