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It’s available now through the company’s website and Amazon for $19.99, but discounted by half if you buy a four-pack for $39 ...

Available in two versions, a line of low-profile surface-mount battery clips suit AAAA batteries. The clips are constructed with 0.010-in.-thick nickel-plated spring steel and feature a flow-hole SMT ...

Google’s $999 Pixelbook is a pretty gorgeous, futuristic device with some pretty advanced and premium hardware. It even has an optional pen/stylus that lets you better draw and use the laptop as a ...

Duralock technology keeps them fresh for 10 years. Can be recharged 2100 times. The year is 1780, and Italian physician Luigi Galvani has a dead frog attached to a brass hook on the kitchen table. He ...

The world uses 4,000,000,000 AA batteries per year — enough to power Finland for seven weeks or Houston for 20 minutes in July. Another few hundred million go AWOL as junk drawer flotsam, under car ...

We don’t always have the answers, but we have some people on speed dial who do — which is why we present to you our FYI series where we have experts explain if lip balm is actually bad, how often you ...