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News
Scientists Say: Symmetry
1+ hour, 15+ min ago (596+ words) Repeating patterns in shapes build everything from snowflakes to the body plans of life By folding a piece of paper in half and cutting a shape — such as a heart — from both sides at once, you can make a shape…...
Art helped this astrophysicist make sense of math
1+ week, 1+ hour ago (1427+ words) Theoretical physicist Ronald Gamble uses math to study how black holes warp the shape of spacetime. Sometimes, he pictures himself as Marvel’s Iron Man. “I feel like Tony Stark every other day.” When Ronald Gamble first learned about black holes…...
AI can be a helpful math tutor if used right — and harmful if not
1+ week, 5+ day ago (1576+ words) It’s best used to learn concepts, not just get answers, and in combo with other resources Some students are turning to AI for math help. That can be good or bad, a new survey finds. It depends on what they…...
Scientists Say: Snow line
2+ mon, 1+ week ago (986+ words) On Earth and in space, this line marks the boundary between frozen and non-frozen A snow-capped mountain in the French Pyrenees shows that the snow cover gives way to bare ground at a specific elevation. This is an example of…...
Scientists Say: Topology
2+ mon, 2+ week ago (944+ words) This mind-bending math focuses on morphing families of shapes The shapes of a donut and a mug are similar. Both have a single hole. If you made these shapes from clay, you could mold one into the other without breaking…...
Don’t trust AI for help with citations, science-fair judges warn
3+ mon, 3+ week ago (1803+ words) ‘Ghost references’ and other hallucinations also haunt research journals A citation includes information about a book, article or other source of information. Students often need to include citations in reports. But beware. Chatbots sometimes invent or garble citations, offering “sources…...
Understanding algorithms — and how to make them work for you
4+ mon, 4+ week ago (1859+ words) These ‘recipes’ are behind everything from choosing a dog to what’s on social media How do all of those puppy videos, celebrity stumbles, new dance moves, makeup tips and wacky car crashes end up in your social media feed? It’s…...
Ancient pottery shows the earliest evidence of humans doing math
5+ mon, 1+ week ago (622+ words) The designs of flowers on Halafian pottery were made almost 8,000 years ago. Some show regular patterns in the number of petals. Floral designs on pottery made almost 8,000 years ago may be more than just art. They appear to be the…...
Ever wonder where our math symbols came from? Here are their stories
6+ mon, 1+ week ago (1809+ words) Most evolved slowly — some over centuries — which shows math to be a living language Modern math relies on a whole zoo of notations and symbols to stand in for words. But they didn’t exist for much of math’s history. Historians…...
Explainer: What is chirality?
6+ mon, 2+ week ago (1803+ words) Mirror-image forms of molecules, medicines and materials play important roles Your hands and feet mirror each other. They have chirality. This means one can’t exactly overlap the other. Most shoes and gloves only fit well onto one or the other…...