Purity is a small business that specializes in tech products and accessories. Promising review: "I've tried soooo many ...

Power several devices at once with the best power strip. This buyer's guide goes into shopping considerations and several top ...

Our evaluation included extensive discharge tests to find long-lasting alkaline batteries -- including AA, AAA, C, D and 9-volt options. We also considered the cost per battery for each option to ...

We've tested 33 AA batteries in total, but the table displays our top picks and Don't Buys only. *Energy efficiency: This is a comparative rating for the total energy contained within the battery.

Now, researchers report in ACS Applied Materials and Interfaces a yarn-like battery prototype that works when immersed in seawater. They knotted the rechargeable strands into a fishing net that lit up ...

I'm here to remind you that you have adult money now and no one can stop you from getting things that add a bit of joy to ...

With a compact design you can take anywhere, these rollerball perfumes can be worn individually or combined for a layered ...

In groundbreaking research, scientists have made a structural battery 10 times better than in any previous experiment. What’s a structural battery, and why is it such a big deal? The term refers ...

However, most of us can't stay tethered to a wall outlet. Thankfully, you don't have to. The battery market is packed with options that can boost your phone's battery life no matter where you are.

Here’s how it works. When searching for the best laptops for battery life in your price range, you can't count on manufacturer claims about battery life: you need real data. That's why we put ...