The original version of this story appeared in Quanta Magazine. Hard problems are usually not a welcome sight. But cryptographers love them. That’s because certain hard math problems underpin the security of modern encryption. Any clever trick for solving them will doom most forms of cryptography. Several years ago, researchers found a radically new approach…
A Miami jury found Tesla partially liable Friday in a 2019 crash that killed one person and injured another—all while the driver of the Model S used the automaker’s Autopilot driver assistance feature. The jury found Tesla liable for $200 million in punitive damages, plus an additional $43 million in compensatory damages. (Because of state…
Stackable washers and dryers are independent appliances that can be installed separately, side by side, or stacked using a kit provided by the manufacturer so that the dryer rests on top of the washer. They’re not to be confused with laundry centers—a single, compact space-saving tower housing both a washer and dryer—that you see in…
The Beach Variety packs in question contain 12 12-ounce cans of peach, kiwi, strawberry, and lemon vodka seltzer flavors. They were shipped to retailers in Florida, New York, Ohio, South Carolina, Virginia, and Wisconsin between July 21 and July 23, 2025. It’s possible that retailers shipped the product to stores in other states. Two lots of…
For both watches, you need an active carrier plan to access satellites—that is, you must have a separate phone line or a number share for your watch. You must be in a spot with a clear view of the sky, and both the Pixel Watch 4 and the Watch Ultra 3 will patiently guide you…
A new feature on X has revealed that a number of major MAGA accounts on the platform are operated by people based overseas. And in the days since these accounts were exposed, President Donald Trump has continued boosting several of them. Many of the accounts, which have large followings and claim to be conservative people…
The farthest journey in human history concluded Friday evening when NASA’s Artemis II astronauts returned to Earth after a flight around the moon. The crew’s Orion space capsule named Integrity splashed down in the Pacific Ocean off the coast of San Diego shortly after 5 pm Pacific Time, marking the end of a 10-day, more…
A Walmart spokesperson said the product has been removed from stores. If you have purchased this shrimp, don’t eat it. Dispose of it and visit any Walmart store for a full refund, the spokesperson said. The FDA has not received any reports of illness related to these products thus far, an agency spokesperson told Consumer…
Other Phones to Consider We test a ton of Android phones. We like the ones below, but you’ll be better off with one of the options above. If you haven’t yet done so, check out our Best Cheap Phones and Best Folding Phones guides for more. Samsung Galaxy S25 FE Photograph: Julian Chokkattu Samsung Galaxy…
The recall action covers SUVs from the 2020 to 2025 model years. The problem is attributed to a trim bezel around the switch being misaligned due to incorrect installation. On vehicles with this problem, owners may notice the button sticking in the down position. Ford is not aware of any crashes or injuries related to…
