White House responds to Pope Leo’s rebuke of Trump peace plan for Ukraine After winning his first Oscar, Tom Cruise kept repeating the same 2-word phrase. It’s a lesson in emotional intelligence 2 ...

The Xtar L8 Box can charge eight batteries simultaneously, is compatible with both AA and AAA batteries, and runs off a USB-C charger.

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch step-by-step as we cut lemons, prepare copper and aluminum electrodes, and ...

Porsche usually under-promises and over-delivers when it comes to the driving range of its electric vehicles. The Taycan offers impressive real-world range and is among the fastest-charging EVs in the ...

A hands-on look at the Kuxiu S3 10,000mAh MagSafe battery and why it replaced multiple chargers for daily use and travel.

Lithium. While it’s not quite “the Spice” of Dune, the silvery, reactive metal is an extraordinarily valuable means for ...

You try to turn on your car, and it just won’t start. Maybe the dashboard doesn’t even light up. A likely cause: The 12-volt battery is dead. All cars lose a little battery power when parked. If you ...

These days ready-to-use DC-DC converters are everywhere, with some of the cheaper ones even being safe to use without an ...

There are a few vital car products that you need in your vehicle at all times. If you are someone who takes safety very seriously, you’ll want a jump starter, car battery charger, dash cam, and tire ...

A new sodium-ion battery offers a cheaper and safer alternative to conventional lithium-ion systems, scientists say, paving the way for more sustainable EVs. When you purchase through links on our ...

But like other EVs, Teslas do have charging costs. They’re just not as high as what you might pay at the pump for your Subaru. Here’s how much it costs to charge a Tesla each month versus paying for ...

Battery costs have fallen sharply over the past two years. A steep drop in 2024 was followed by further declines in 2025, pushing storage within reach for dispatchable solar, according to Ember. The ...