Kids in elementary school learn—or are supposed to learn—how to add fractions and round numbers. But many students at the University of California, San Diego—a top public university ranked sixth ...

A brain teaser is a short, playful puzzle designed to make your mind stretch and smile. It could be a riddle, a tricky question, a visual illusion, or a logic twist that nudges you to think beyond the ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

An elementary school math question has left not only students but also a seasoned teacher—and much of the internet—scratching their heads. Bobby Seagull, @bobby_seagull, shared the puzzle his friend's ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

I started the bitcoin_math project in order to teach myself the basics of Bitcoin math from first principles, without having to wade through the source code of any of the crypto or "bignum" libraries ...

Don't worry; you won't be throwing any darts for this puzzle. The aim of the game is to solve some simple math problems that will result in an answer between 1 and 20, then press the number on the ...

It’s a bright day for computing — literally. Two tech companies have unveiled computer components that use laser light to process information. These futuristic processors could soon solve specific ...

Proper formatting in your office's documents is a display of quality control and professionalism that your employees, clients and customers may appreciate. Making sure that appropriate text is ...

Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...