Your Apple Watch may be small, but it actually packs a whole lot of sensors inside. Probably the most popular one is the heart rate sensor, used to power the Apple Watch’s heart care features. Then, there’s the depth gauge and water temperature sensors, both of which come in handy when you’re out swimming or…

Phonlamai Photo/Shutterstock The Institute of Metal Research at the Chinese Academy of Sciences has unveiled an “all-iron” flow battery that can last for 16 years. Like other flow batteries, this new invention uses liquid electrolytes that release electricity when pumped over electrodes during charge or discharge. Because China’s new battery is “all-iron,” even going so…

Funstock/Shutterstock Those with an iPhone may soon have a new way to enter certain events — or anything that requires a pass, for that matter. Apple Wallet can be incredibly useful when it comes to storing tickets, but one major drawback is that not every event or service allows for adding its tickets or passes…

Universal Pictures May is finally here. The weather is warming up, and some highly anticipated movies are finally releasing. “Mortal Kombat II” will punch its way into theaters in a few days (and early reactions say it is a “flawless victory”), and “The Mandalorian and Grogu” is bound to be a must-watch at the tail…

We may receive a commission on purchases made from links. We’re no strangers to a good everyday carry item. From packing some portable earbuds to a multipurpose tool that can help in a variety of situations, a good EDC item should be compact and provide something beneficial. As we were perusing Amazon in our endless…

Thrive Studios ID/Shutterstock April showers bring May flowers, or more accurately, a bunch of great TV shows and movies to watch on HBO Max. Like most streaming services, Max often has a refreshed rotation to not only make sure there’s some great stuff to watch but also new material altogether like new shows, new seasons,…

Cindhyade/Shutterstock We may receive a commission on purchases made from links. Amazon released firmware update 5.19.2 for various Kindle models in February 2026, which caused a series of bugs, including fast battery drain. Kindle users complained online, with Amazon releasing firmware update 5.19.3.0.1 in April 2026 to improve performance. But a new firmware update may…

Osobystist/Getty Images The push to stuff more and more technology into a smartphone chassis has resulted in repairability taking a backseat. While there have been some efforts to make smartphones more repairable in recent years, the situation hasn’t meaningfully improved. So, if you’re someone who likes to spend their money on sustainable technology, it can…

We may receive a commission on purchases made from links. Despite their improvements, it’s hard to deny that slab phones can feel a bit boring. Every year, you get the same glass-and-metal sandwich with different internals, but in a brand-new color. Maybe that’s why, when Samsung took the stage to announce the first Galaxy Fold…