Every portable power station we review undergoes rigorous lab testing to help you get the most reliable backup power.

No oil changes. No diesel exhaust fluid. No exhaust aftertreatment. But NACFE battery-electric trucks still require ...

A sodium-metal battery reached a four-minute laboratory rate, but its strongest lifespan figures came from slower and smaller tests. The pouch-cell results show why EV use remains a long way off.The ...

Researchers have developed a battery that can convert nuclear energy into electricity via light emission, a study suggests. Researchers have developed a battery that can convert nuclear energy into ...

US homeowners have embraced home batteries in record-breaking numbers in early 2026, spurred on by state incentives while seeking to offset rising residential electricity costs. The trend could even ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...

Slate, maker of the stripped-down EV pickup truck, found another way to simplify its product: the battery. When the startup revealed its starting price on Wednesday — $24,950 before destination, taxes ...

Contemporary Amperex Technology Co. Ltd. has launched a new sodium battery storage system, slated for initial delivery in China this September, as the battery giant aims to further ramp up sodium ...

A new sodium-ion battery from Chinese battery giant CATL could eventually affect something much closer to home: the power grid that keeps your lights on. CATL has introduced its TENER Sodium Energy ...

A third-party estimate suggested this Model 3’s battery health was 89%. Tesla’s own test said 88%. The mostly home-charged Model 3 Performance still showed more degradation than its owner expected.

Honda may have tempered its EV ambitions earlier this year, but its research and development team is still betting on breakthroughs in battery technology. Honda R&D, the independent research and ...

A Porsche Taycan 0% battery test reveals how limp mode and hidden battery reserves protect the EV when range runs out.