Lithium ion batteries are all around you because they're lightweight, powerful, and rechargeable. However, when damaged, overcharged, or improperly stored, they can overheat, catch fire, or even ...

There are more options this year if you're looking for an Apple Watch. How do the current models compare? We spell out all ...

They're in our phones, laptops and smartwatches—but lithium-ion batteries can be dangerous when damaged or overcharged. They're in our phones, laptops and smartwatches—but lithium-ion batteries can be ...

Researchers discovered how to stabilize a high-performance sodium compound, giving sodium-based solid-state batteries the power and stability they’ve long lacked. The new material conducts ions far ...

The most consistent headache that comes with buying brand-name tools is the complete lack of native crossover between them. Nearly every major hardware brand uses its own proprietary systems for ...

Posts from this author will be added to your daily email digest and your homepage feed. Inside General Motors’ fast-growing battery labs in suburban Detroit, scientists and engineers are analyzing ...

There are forearm-based heart rate monitors, wrist-based heart rate monitors, smartwatches, fitness trackers and even ...

In this system, the implanted computer chip would not just sit on the brain, but become part of the brain. Using a technology ...