Sensors small enough to disappear into the body, microrobots that move without wires, and smart systems hidden inside ...

While the average person would use a standard charger to top off their phone, [Tom Stanton] is no average man. Instead, he put mind to matter with an entire pendulum battery system. Using the ...

Fidget toys are everywhere these days. A particularly popular type simply puts some keyboard switches on a plate to provide a certain type of clicky satisfaction. [wjddnjsdnd] took that concept a ...

I love the Pi, but it's not always the best tool for the job.

Here we detail the design and implementation of a compact, low-cost, smart air-quality monitoring system based on the Arduino ...

A small portable device featuring timer, clock, and calendar functions, equipped with a simple and functional interface and a truly long battery life.

Faster charging, greater durability, cheaper production, more energy density, and improved safety. Donut Lab unveiled a production-ready solid-state EV battery at CES 2026 that recharges fully in five ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. For more than 10 years Tyler has used his experience in smart home ...

Galaxy Watch 4 and Watch 4 Classic users report bad battery life and broken sensors after updating to the latest One UI 8 Watch update. There are reports of the always-on display not functioning as ...

A team of South Korean scientists has just reported a massive breakthrough in electric vehicle battery tech, revealing an “anode-free” lithium metal battery that nearly doubles energy density without ...

Homemade lasagna can be an exciting dinner, but one cooking mistake could instead make it electrifying — literally. On Dec. 5, Threads user Tay Tanesha posted about her lasagna mishap: After the ...

The most significant change comes from the switch to a built-in 290mAh lithium battery. This replaces the AA battery found in previous models and helps reduce the mouse’s weight to approximately 57 ...