Chatty assistants from Google, Amazon, and Apple are popular. But which one is right for you?

Facebook has been criticized for failing to curb misinformation in English. But little attention has been paid to the scale of the problem in Arabic.

The FoodMarble measures the level of hydrogen in your breath, which can tell you which foods are causing your digestion woes.

Long-awaited news from Fermilab’s Muon g-2 team may resolve a tantalizing conflict between nature and theory. But a separate calculation clouds the picture.

Whether you’re hiking, climbing, or backpacking, here’s how to build a layering system that can handle all that Mother Nature will throw at you.

You can use your face, fingerprint, or a wearable to get access to your gadgets. It saves you some typing—and makes you feel like a spy.

Plus: A bad Zoom bug, a billion-dollar cocaine bust, and more of the week's top security news.

Brunch may still be out of the question, but you can send your ma the best sweatpants ever made.

Trash-burning facilities once seemed like a useful way to minimize pollution and generate power. But the EU is withdrawing support over emissions concerns.

We may all still be trapped at home for a while, but we can at least take flight. Virtually, that is.