Life
Has the Endangered Species Act saved species from extinction?
After 50 years, this landmark law has kept many species alive — but few wild populations have recovered enough to come off the “endangered” list.
Word of the Day
Physics
Scientists Say: Muon
Tracking muons raining down on Earth can reveal new details of pyramids, volcanoes and thunderstorms.
Analyze This!
Planets
Analyze This: Neptune’s cloud cover syncs up with the solar cycle
Telescope observations hint how sunlight-driven chemistry may boost cloud cover on our solar system’s farthest planet.
Experiments
Physics
Experiment: How well do different materials create static electricity?
Why are some materials more susceptible to static cling than others? Investigate by making your own electroscope.
What's Hot
Brrr ❄️
Watch This
Some cockatoos craft drumsticks, then woo mates like a rockstar
To win over a gal, these flashy males craft and use their signature instruments in a musical display akin to a human rock concert.
