Math
Ever wonder where our math symbols came from? Here are their stories
Their quirky history could help us better appreciate math as a living language — one whose symbols evolved over centuries.
Science News Explores News for inquiring minds of any age, from middle school on up
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Word of the Week
Plants
Scientists Say: Pollination
Plants call upon wind, water or helpful animals to carry out this crucial step of their life cycle.
Explainers
Chemistry
Explainer: What is chirality?
Chiral molecules are mirror images of each other. They might not seem all that different — but can have drastically different effects in medicine, materials and more.
Experiments
Earth
Experiment: How does the tilt of Earth’s axis affect the seasons?
Seasons have nothing to do with Earth’s distance from the sun. The real reason for the seasons is the tilt of Earth’s axis.
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Winter Olympics 2026
Watch This
As winters warm, athletes must cope with harder snow and tricky ice
Ice arenas and artificial snow now dominate the winter Olympics. Athletes there — and everywhere — may need to adjust how they train and perform.
