We spent a week scouring the floors of CES 2025 to find the gadgets worth watching this year, from convenient new chargers and color-changing sunglasses to a self-expanding laptop.

CES is a TV show. And a car show. And a wearables show. And this year, oddly, kind of a pool-vacuum show? It is the biggest, most elaborate, most bizarre tech show of the year, during which ...