Brain
Zap, zap, zap! Our bodies are electric
Electricity powers key functions in the brain, heart and bone. Scientists are working to understand those currents to improve our health and moods.
Word of the Week
Space
Scientists Say: Campfire
These miniature solar flares could help solve a big mystery about our sun.
Analyze This!
Planets
Analyze This: Jupiter’s Great Red Spot is shrinking
If the windstorm keeps dwindling, the Great Red Spot could someday disappear — like an earlier spot observed in the 1600s.
Explainers
Health & Medicine
Explainer: Anatomy of a heartbeat
Here’s how the heart pumps blood to each and every cell of the body. It beats roughly 60 times every minute, starting before we’re born.
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Hurricane season
Watch This
Play the video
Parrots may offer clues to how our intelligence evolved
Studies of the brainy birds’ abilities to use tools, solve puzzles, speak words and more may teach us about how our species got our smarts.
