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, ...

On a mild autumn day in 2016, the Hungarian mathematician Gábor Domokos arrived on the geophysicist Douglas Jerolmack’s doorstep in Philadelphia. Domokos carried with him his suitcases, a bad cold, ...

Neuroscientists are exploring whether shapes like squares and rectangles — and our ability to recognize them — are part of what makes our species special. Credit...Video by Yoshi Sodeoka Supported by ...

Tattooing is an ancient art that goes back centuries, but trends come and go. One rising motif in the permanent-ink culture is sacred geometry. This particular use of geometry focuses on patterns and ...

If you’re in the market for a secondhand bike that’s been around for a few years, you might ask yourself if a modern mountain bike really handles better than an older one. A mountain bike’s geometry ...

The most crucial factor when buying a bike is to make sure the frame fits. Just like how you might wear a size 10 shoe in Nike and a 10.5 in Adidas, there is no standardisation when it comes to bike ...

Longer, lower, and slacker was the trend in mountain bike design for years, and we're finally hitting a plateau, with most ...

The universe's spatial geometry, which can be flat, negatively curved (open), or positively curved (closed), dictates whether its size is finite or infinite. A positively curved universe is finite; a ...

Canada’s prime minister argues that countries that build new networks and pragmatic alliances will be best placed to thrive ...