I replaced my iPhone battery at the Apple store for the first time ever - and learned a valuable lesson ...

Rechargeable AA batteries now rival disposables on convenience while cutting long-term cost and waste substantially. Capacity, recharge cycle life, and low self-discharge performance matter more than ...

Our Data Shows That It's OK if You Forget to Charge Your Phone Overnight ...

From mosquito bats and liquid vaporisers to ultrasonic repellents and UV mosquito traps, these affordable devices help keep ...

Nimble’s unique battery pack is uniquely helpful for those of us who keep a battery pack handy to charge everyone else’s ...

A UCLA-led research team has developed a zinc-ion hybrid battery with a 3D-printed electrode ...

While there's no dearth of good power banks, you can now find various options that offer other perks too. Here are some of ...

Let’s get one thing out of the way. I’m your resident science writer. Alien comets, tiny universes, and body parts are the ...

Redodo’s 2.1kWh battery can power a small off-grid installation for just under $1000, including a 20A battery charger and 2kW ...

The newer V2 model has seven ports, including three AC outlets, two USB-C ports (one 30-watt and one 100-watt), a 12-volt car ...

Nuclear waste is not useless after all — it could keep drones flying for 30 years ...

Due to the unique characteristics of the Silverstone circuit, Formula One's governing body, the FIA has reduced the maximum rechargeable energy available during qualifying in a bid to reduce the ...