Episode 1: Flash photography used to be pretty wild

Episode 2: Old HVAC industry practices are holding us back and costing us money. But we can fix it.

Episode 3: Bright from the Start: GE's CFL with an incandescent trick up its sleeve

Episode 4: Simmerstats: The genius old tech that controls your stovetop

Episode 5: The simple, clever sensor behind automatic windshield wipers

Episode 6: Tilting, taking turns, and winning free games: the many tricks inside old pinball machines

Episode 7: Your dishwasher is better than you think (tips, tricks, and how they work)

Episode 8: The Numitron: An obvious idea that wasn't very bright

Episode 9: Awnings: a simple cooling tech we apparently forgot about

Episode 10: Passive infrared motion sensors: a two-bit camera powered by crystals

Episode 11: Door closers: ubiquitous, yet unloved and often maladjusted

Episode 12: Induction cooking - but what about woks?

Episode 13: Thermoelectric cooling: it's not great.

Episode 14: Duracell PowerCheck: A genius idea which didn't last that long

Episode 15: MP3 CDs: a hybrid "format" that never existed, yet was surprisingly common

Episode 16: I bought a freeze dryer so you don't have to

Episode 17: Air fryers are simpler than you think, but still pretty neat

Episode 18: Balafire: when a light bulb goes wild

Playing

Episode 19: How much thrust does a ceiling fan produce?

Episode 20: LED Christmas lights which don't hurt the eyes: it finally happened!

Episode 21: I tricked my car charging station into powering a 7.5 kW heater