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Optical Smoke Alarm

If Soaron from Captain Power could lay an egg, we imagine it would look much like this optical smoke alarm by Danish designer Jacob Jensen, the man responsible for the look of Bang & Olufsen's classic products (19 of his designs are in the MoMa collection). Don't let our snarking about its looks fool you, this is a…

Self-Charging Smoke Alarm

It's not that my smoke alarm is hard to reach, or that I don't have a spare 9V battery around. But doesn't this doo-hickey make a lot more sense? Plant the alarm in a light socket, then screw the bulb in. Everytime the light is turned on the alarm charges. Flip the lightswitch twice to test the alarm, and three…