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Latest Articles
Chimpanzees give youngsters the tools to learn tricky techniques
4+ hour, 26+ min ago (253+ words) Two-thirds of a century after Jane Goodall observed ‘David Greybeard’ break off a twig to fashion a fishing rod for termites, researchers following in her footsteps have found that adult chimpanzees in Senegal literally hand youngsters the tools for learning....
How chimps teach their kids tool tricks
15+ hour, 31+ min ago (735+ words) Ars Technica Chimpanzees are known to use rudimentary tools when foraging for food. According to a new paper in the journal Frontiers in Psychology, this learned behavior is passed down from adults to offspring through social learning. Specifically, adult chimps…...
Simple approximation for spherical cap area
10+ hour, 36+ min ago (202+ words) The previous post looked at how to interpret cosine similarity, or equivalently angles between word vectors. In a high-dimensional space, randomly chosen vectors are likely nearly perpendicular, and so relatively large angles, such as 50°, indicate very closely related words. Another…...
Monkeys show humanlike instincts for understanding shapes: Experts
11+ hour, 41+ min ago (22+ words) | Tap to know more | Inshorts Inshorts Monkeys show humanlike instincts for understanding shapes: Experts...
Monkeys show human-like instincts for understanding shapes
11+ hour, 47+ min ago (1185+ words) The study, published online in the Proceedings of the National Academy of Sciences on July 20, examined how different groups recognised and matched shapes and angles. Researchers compared preschool children in the United States, adults from the Tsimane’ community in Bolivia…...
The geometric genius of René Descartes
18+ hour, 55+ min ago (35+ words) The achievements of a visionary mathematician, and a trip to the National Air and Space Museum in Washington DC, in this week’s pick from the Nature archive. Snippets from Nature’s past....
When Meaning Becomes Geometry
3+ day, 12+ hour ago (36+ words) There’s a sentence I keep returning to, one I first read in a paper and then couldn’t stop thinking about: a word is known by the company it keeps. It sounds like …...
Pythagoras Won’t Balance Your Books
5+ day, 14+ hour ago (18+ words) Peacefmonline.com Your email has been sent successfully Your comment has been sent successfully...
Pythagoras won???t balance your books
6+ day, 9+ min ago (568+ words) Every year, thousands of Arts students struggle with mathematics. Some fail it repeatedly. Some lose university opportunities because of it. Others leave school convinced that they are simply “bad at maths.” Perhaps the problem is not always the student. Perhaps,…...
There are just five perfect shapes in math—here's why
1+ week, 14+ hour ago (592+ words) Admittedly, their names offer no special aesthetic appeal. But their forms are unique. Platonic solids are polyhedrons with the highest possible symmetry. Each of their faces is bounded by the same number of edges, and the same number of faces…...