The Hidden Math of Ocean Waves

The math behind even the simplest ocean waves is notoriously uncooperative. A team of Italian mathematicians has made major advances toward understanding it.

Best Merino Wool Clothing (2025): Base Layers, Hoodies, Jackets & More

Merino is one of the best fabrics you can wear. We explain the different blends, what “gsm” means, and how to care for your clothes.

WIRED-Approved Brooklinen Bedding Is on Sale for a Few Days

Upgrade your sleep setup with up to 20 percent off some of our favorite bedding essentials.

The Government Shutdown Is a Ticking Cybersecurity Time Bomb

Many critical systems are still being maintained, and the cloud provides some security cover. But experts say that any lapses in protections like patching and monitoring could expose government systems.

Why Are We All Still Carrying Around Car Keys?

Ford wants you to stash it in your belt buckle, but there’s absolutely no need to be lugging around a bulky fob. Trouble is, phone-as-a-key tech could be superseded before it even gets going.

Bad Air Is One of the Biggest Threats to Your Health. Here’s How to Protect Yourself

Even though you can’t see it, fine particulate matter from woodsmoke and industrial pollution can cause everything from heart attacks and diabetes to brain damage.

Should You Cold Plunge Before or After a Workout? (2025)

If you’re going to suffer, make sure it’s worth the effort. We consulted fitness experts to help you maximize your ice bath.

Unpicking How to Measure the Complexity of Knots

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

Trump’s Hatred of EVs Is Making Gas Cars More Expensive

Trump’s anti-climate agenda is making it more expensive to own a car, period.

Gear News of the Week: Fairphone Lands in the US, and WhatsApp Is Finally on the Apple Watch

Plus: Motorola has new Moto G phones, Canon’s R6 III mirrorless has a 32-MP sensor, and Teenage Engineering’s Riddim n’ Ting looks gorgeous.