Prince Rupert of the Rhine first asked this question in the 17th century, and he soon found out the answer is yes. Later, ...

Can you drill a hole in a cube that an identical cube could fall through? Prince Rupert of the Rhine first asked this ...

Imagine holding a strip of paper. You give it a half-twist and then tape its ends together. The shape you’re now holding is ...

Abstract: While many works exploiting an existing Lie group structure have been proposed for state estimation, in particular the invariant extended Kalman filter (IEKF), few papers address the ...

The math of even the simplest ocean waves is notoriously uncooperative. A team of Italian mathematicians has made major ...

The latest news and top stories on Yau Shing-tung, a Chinese-American mathematician and the Director of the Yau Mathematical Sciences Center at Tsinghua University and Professor Emeritus at Harvard ...

Can You Chip In? We’re celebrating our 1 trillionth archived web page. If you find our library useful, learn how you can help us fundraise! Can You Chip In? We’re celebrating our 1 trillionth archived ...

New research suggests that Earth’s ancient ice ages may have been triggered not just by rock weathering, but by a powerful ocean feedback loop, one that could, in time, cool the planet again. Credit: ...

Georg Nemetschek, 91, founder of software firm Nemetschek Group, announces partnership with Stanford University Center for Integrated Facility Engineering at the Bluebeam Unbound Conference in ...

There are few things sellers in financial markets like more than a government put. Such a situation — where a powerful state player makes a tacit promise to buy whenever prices fall too low, similar ...

Prime numbers are sometimes called math’s “atoms” because they can be divided by only themselves and 1. For two millennia, mathematicians have wondered if the prime numbers are truly random, or if ...