French researchers have announced a prototype of an 18650 sodium-ion battery. If you’ve bought a powerful LED flashlight, a rechargeable battery pack, or a–ahem–stronger than usua… ...

Devices fitted with Ambient’s latest ‘bifacial cells’, which can harvest light energy from two sides, will be showcased at this week’s Consumer Electronics Show (CES) 2024 in Las Vegas, US.

With the rechargeable pack, the blaster shot faster (7 rounds per second versus 5 rounds per second), harder and -- importantly -- spun up the motors more quickly. That way, when you spot a foe ...

An integrated power pack of dye-sensitized solar cell and Li battery based on double-sided TiO2 nanotube arrays. Nano Lett. 12 , 2520–2523 (2012). Article CAS ADS PubMed Google Scholar ...

Replacing an AirTag battery isn’t hard to do, and the batteries are able to last more than a year, depending on usage. With the supposed upgrades coming to the AirTag 2 , this gadget will be one ...

Tesla recently unveiled its new at-home battery option, Powerwall 2.0, but it's not the only option on the market. Here are 10 others to choose from.