The problem with forced-air heating is that as it gives (heat), it also takes away (humidity). The result: chapped lips, parched furniture, and lots of static electricity. So why not add moisture back at the source? The Humidifier Register replaces your floor-vent cover; fill it with water periodically and it sends moist warm air into the room when the furnace kicks in. Price: $15.
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Science is reinventing play, from extreme sports to gamification to ridiculous roller coasters to the playgrounds of tomorrow, and this issue is chock full of fun. Also, on a less fun note: Did global warming destroy my hometown?