CNET has tested hundreds of cordless vacuum models over the years, evaluating their cleaning ability on different surfaces as well as other features and overall performance.

I salvaged a large batch of 18650 cells from old laptop batteries and needed a way to figure out which ones were still worth ...

Discover how to easily check your Tesla's battery health using the new feature! Learn to navigate to the service tab and run ...

Donut Lab released a new test showing its solid-state EV battery retained 97.7% charge after 10 days, aiming to prove critics wrong who claimed it wasn’t a real battery. Donut Lab released a new test ...

I drive my EV for work, but charge at home — how do I track charging costs? We've got 3 solid options to get you reimbursed.

“She was telling me her throat burned. She was telling me that she couldn't breathe,” Camila Romero's mother said ...

The U.S. Census Bureau is planning to use postal carriers as census takers for a pilot program in two southern cities.

Boston Scientific announced multiple recalls but has said its battery issues were limited. One internal test in 2025 found ...

New York City’s first home battery storage system is now live in Chinatown, opening the way for rooftop storage across the five boroughs.

Puget Sound Energy (PSE) in Washington State has joined several partners to test new vehicle-to-home (V2H) technology that ...