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, ...

Some of the many paths that can be taken through the mathematical space SO(3), corresponding to sequences of rotations in real space. Credit: Tsvi Tlusty. If you twist something — say, spin a top or ...

The work by Distinguished Professor Tsvi Tlusty at UNIST has been published in the October 2025 issue of Phys. Rev. Lett. The world is filled with rotating objects—gyroscopes, magnetic spins, and more ...

Imagine spinning a top and then letting it come to rest. Is there a way for you to spin the top again so it ends up in the exact position it started, as if you had never spun it at all? Surprisingly, ...

The world is filled with rotating objects—gyroscopes, magnetic spins, and more recently, qubits in quantum computers. For example, the atomic nuclei in our bodies precess at megahertz frequencies ...

Taking into consideration that this is the time of year for Jewish reflection and atonement, it’s also a good time to reflect on the power and responsibility of forgiveness, a theme that runs through ...

OLD FORT, N.C. — Morning mist is still burning off the surrounding mountains when they appear: Small groups of helmeted riders on one-wheeled, skateboard-like contraptions, navigating the pitched ...

NBA.com writer Shaun Powell provided an update on all 30 NBA teams going into training camp. Here's what he wrote about the Phoenix Suns, who open camp Sept. 25 at the team's practice facility. "The ...

The Roanoke Pinball Museum is undergoing a renovation to create Pinball 2.0, which will feature 100 machines, artwork, and a new social hub bar, and is expected to be completed by November.

When moving from a smart home, decisions must be made about what to take and what to leave. Home Depot raises red flag about customer behavior in stores Trump no longer expected to sign executive ...