Since some people's workloads (and general convenience) call for multi-day battery life, some phones are much more heavily geared toward endurance than others. Putting our expertise to work ...

Remember to consider whether having a lighter, thinner laptop or a touchscreen laptop with a good battery life will be important to you in the future. Size is primarily determined by the screen ...

And we would try, because it's simple to use, shoots excellent stills and has reliable battery life – three of the key things we look for when reviewing any DSLR. But we've also tested beginner ...

Promotions are subject to availability and retailer terms. Simplify your pre-fall cleanup by letting the on-sale iRobot Roomba Combo j5 do the work. This smart device can mop the floors ...

But one factor in that cost still scares away some car buyers who might be considering electric: replacing an EV's battery. These debates leave the question, Are electric vehicles really a better ...

An energy start-up plans to build the world's biggest battery in Lincoln, Maine, to help ease stresses on the region's power grid. The project is being funded by the Department of Energy ...

It’s a fun quip that gets to something much deeper about the industry. Before the Roomba came along, the company had experimented with everything from baby dolls to military equipment.

Credit: Greg Stewart/SLAC National Accelerator Laboratory A study conducted at the SLAC-Stanford Battery Center has found that charging lithium-ion batteries at high currents right before they leave ...

The rechargeable lithium-ion batteries that power most of our laptops may be the most practical battery tech we have right now, but they naturally degrade over time as their ions flow back and ...

But here's the catch: Traditional battery manufacturing can be pretty harsh on the environment and our health due to those problematic "forever chemicals" called PFAS. These chemicals sneak into ...

One of the most consistent bugbears over the years has been to do with battery life — whether it’s finicky fast charging or just phones just downright not lasting long enough. Virtually ...