Like anyone who's ever seen "Pee-Wee's Big Adventure," I fervently wish I had a Rube Goldberg machine that made me breakfast for an alarm clock. While vintage PopSci doesn't have the exact blueprint for that machine, we did cover an alarm-clock attachment that can remotely turn on any electrical appliance, including a stove--meaning you could wake up to the smell of bacon sizzling. Nom.
If breakfast's not your thing, there are plenty of other tasks you can hack your alarm clock to perform, from watering your lawn to playing music when you wake up. Peruse the archive gallery above for some good ways to put your old alarm clock to use, now that we all use our phones anyway.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.