On November 11, 2025, the severe geomagnetic storm produced weird aurora blobs along with the traditional aurora. These blobs were rare proton auroras.
At Death Valley’s Racetrack Playa, the sailing stones show signs of movement, etching trails in the dry lake bed. What caused them was a mystery until recently.
A newly discovered sea anemone secretes a substance that becomes a hardened home for hermit crabs. The animals have a mutually beneficial relationship.