Discover how to make a homemade battery capable of charging your smartphone using simple materials like copper foil, aluminum foil, and saltwater. This step-by-step DIY battery project demonstrates ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Modern-day smartphones continue to get ever more powerful ...

Chipolo, the maker of item tracking devices that compete with AirTags, launched its latest additions to its lineup of rechargeable products on Wednesday, including an updated version of its colorful ...

A battery made of iron and salt could provide emergency power – without the threat of fire – near one of California’s oldest redwood forests. The 200-kilowatt battery will be paired with solar panels ...

Rechargeable batteries are, among other things, one of the most crucial tools that you'll want to add to your earthquake emergency kit. When the grid is down, these devices can efficiently power ...

Tesla has completed an Iron LFP battery factory in Nevada. This is probably going to take 1-2 years to hit volume production and the rumor is that the initial production capacity is 10 GWh per year.

Tests conducted at HORIBA MIRA's UK facilities evaluated performance under realistic cycling and abuse scenarios. Results confirmed the battery's exceptional performance, safety, durability, and ...

Tiny droplets are powering big ideas in science. Researchers have developed a miniature, soft, and flexible lithium-ion battery made from biocompatible hydrogel. This new battery, smaller than a grain ...

Rechargeable paper battery is cheaper, safer & as powerful as lithium A battery that's safer and cheaper than lithium-ion while offering comparable energy density? That sounds like a pipe dream. But ...