At-home LED face masks look like they came straight out of a “Star Wars” movie, but these devices are less sci-fi and more straight-up science-based. But they do have origins in real-life space travel ...

LED light strips are a fun and easy way to spruce up a room, adding pops of color to a media center, a wall or even under a bed, or just bringing much-needed lighting to a dark area under a cabinet.

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