Pelvic floor dysfunction affects far more people than you'd expect, including men. Here's what the numbers actually show and why most cases go untreated.
A plume is a moving stream of fluid driven by heat or density differences. Learn how this concept applies across volcanoes, oceans, atmosphere, and more.
Squirrels use a surprising mix of vocal alarms, tail heat signals, spiraling maneuvers, and group watch strategies to stay one step ahead of predators.