Computing

Tech

New device tells smiles from frowns — even through a mask

Most facial-recognition software has to see the whole face to work. The new type can reconstruct an entire expression from just viewing your cheeks.

Tech

Let’s learn about virtual reality

Scientists use virtual reality to build new games and to help people fight their fears.

Tech

Computers are changing how art is made

Some people have challenged the idea that artificial intelligence can be creative. But new software can provide inspiration to artists or fully partner with them in the creative process.

Computing

Explainer: What is an algorithm?

These step-by-step instructions underlie social media, internet searches and other computer-based activities. But what are they exactly? We explain.

Tech

A robot referee can really keep its ‘eye’ on the ball

Have you ever yelled at a referee for making a bad call? Technology has begun taking over some calls in an attempt to make sports fairer.

Math

How math makes movies like Doctor Strange so otherworldly

In the 1970s, a mathematician introduced geometric patterns that he named fractals. Moviemakers are now using those patterns to create dazzling digital effects.

Computing

Computer chips from carbon nanotubes, not silicon, mark a milestone

Silicon has been king of cutting-edge electronics. But that reign may soon end, with carbon nanotubes taking silicon’s place.

Tech

AI can learn real-world skills by playing video games

Video games are helping AI systems work together and adapt to real-world situations.

Tech

This robot’s parts are helpless alone, but turn smart as they team up

In a new system called “particle robotics,” many small, simple helpless units can seemingly come to life and start moving when amassed into a team.

Computing

Novel fabric could turn perspiration into power

Sweat cools people by evaporating. A teen now wants to use it to generate electricity as well.

Science & Society

You can fight back against cyberattacks

Cyberattacks have cut power to a major city and delayed the delivery of medicine. Find out how experts combat such attacks and how to protect yourself.

Science & Society

These scientists help rescue ‘broken’ digital art

Computer-based art is more fragile than you might think. Fortunately, computer science offers new ways to restore these digital creations.