Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

System snapshots are the perfect complement to traditional backups. They can save the day when your computer goes awry or an update goes south. Here's how they work.

Trying to find an opening is frustrating, and sometimes unplugging devices to make room isn't ideal. But you don't have to make do with what you have — there are ways to add more USB ports to your ...

Marijn Heule uses turns mathematical statements into something like Sudoku puzzles, then has computers go to work on them.

Gregory Kasunich is the director of the short film “The Heart of Texas,” which he co-wrote with the film’s star, The post Six ...

Liquid neural networks’ promise smaller, smarter and more transparent AI. And they’re already running on devices from drones ...

There's an increasing number of tools that block AIs from training themselves on online information. How do they work, and ...

The numbers tell a story of stagnation and perhaps the beginnings of general decline: Time spent on social media peaked in ...

Likewise, you should never share an image that includes details of the badge you use to enter your office or workplace. Not only does it provide details about your work location but QR codes or data ...

Planetary scientist Adeene Denton runs computer simulations to investigate Pluto, the moons of Saturn and other icy bodies in the solar system.

As NASA prepared astronauts for its second mission into space, National Geographic had exclusive behind-the-scenes access for ...

A new approach could help a search-and-rescue robot navigate an unpredictable environment by rapidly generating an accurate ...