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Sleeping pills stop the brain’s system for cleaning out waste

Our bodies rely on their lymphatic system to drain excessive fluids and remove waste from tissues, feeding those back into the blood stream. It’s a complex yet efficient cleaning mechanism that works in every organ except the brain. “When cells…

Life is thriving in the subsurface depths of Earth

From the flamboyant blossoms and birds of rainforests to the living rainbows of coral reefs, Earth’s surface is teeming with life. But some of its most diverse and fascinating biomes are thriving in the darkness below. We used to think…

Peeing is contagious among chimps

When ya gotta go, ya gotta go, and if it sometimes seems like the urge to pee seems more pressing when others nearby are letting loose—well, there’s now a bit of science to back that up. It turns out that…