Epic Hermit Crab Migration Captured On Camera

It’s something you have to see to believe. A beach on the island of St. John in the U.S. Virgin Islands is overtaken by a millions of hermit crabs during the crustacean’s mass migration, turning the sandy shore into a sea of clattering shells and legs.

How Waves Shapes Could Explain Deadly Tsunamis

Ocean waves are complex and often turbulent. While most ocean-wave interactions are essentially linear, sometimes two or more waves interact in a nonlinear way. Thus, X- and Y-shaped ocean waves that are often seen at beaches may help explain why tsunamis can be so devastating, researchers say.