Smartphones are powerful tools for demonstrators, but bringing yours along does come with risks. Here are our top tips for staying safe.

Your phone's IMEI number should remain private, but some scammers are apparently resorting to an interesting trick to gain ...

You might think people would be more likely to fall for phishing scams on mobile phones because they are often on the go or multitasking when using them. A recent study, however, suggests the opposite ...

"What happened to the police body cameras?" one Uber driver in Minnesota asked a Border Patrol agent.

Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.

Developed in collaboration with Gizmodo Japan's editor Koichiro Amito, this bizarre hunk of plastic had me hooked. When all ...

iPhones with broken screens often cost a lot to get fixed, but a clever trick from Kolkata has left social media users amazed ...

What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

Protesting is your right, but it can be dangerous, especially now. Before you step into the crowd, we show you how to make ...

Many popular apps collect more of your personal data than necessary to function properly. These 20 apps quietly scoop up your photos, location, contacts, and more. Here's how to protect yourself. I ...