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Billed as the first of its kind, Exovolt lets you build a tower of power for gadgets on the go.
One of these stackable USB power packs is enough to charge your phone and tablet; seven gives you a mini power station.
Go days without power on the powerful 55,000-mAh MetAir Solstice, now making a run on Kickstarter.
Traditional batteries may never be the same again since Tetherboard displayed its working Tethercell prototype at CES 2013. It embeds Bluetooth into a traditional AA battery form.
This week, we couldn't keep our eyes off the first images from Curiosity -- or one of the guys in NASA's Jet Propulsion Laboratory. Also, a life-size Rancor? Color us scared.