Technology Connections
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Dehumidifiers are confusing. Here's why.
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Power is not energy: why the difference matters
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Algorithms are breaking how we think
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The clever feature that makes cheap heaters safe — and why t
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I tricked my car charging station into powering a 7.5 kW hea
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LED Christmas lights which don't hurt the eyes: it final
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How much thrust does a ceiling fan produce?
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Balafire: when a light bulb goes wild
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Air fryers are simpler than you think, but still pretty neat
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I bought a freeze dryer so you don't have to
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MP3 CDs: a hybrid "format" that never existed, yet
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Duracell PowerCheck: A genius idea which didn't last tha
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Thermoelectric cooling: it's not great.
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Induction cooking - but what about woks?
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Door closers: ubiquitous, yet unloved and often maladjusted
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Passive infrared motion sensors: a two-bit camera powered by
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Awnings: a simple cooling tech we apparently forgot about
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The Numitron: An obvious idea that wasn't very bright
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Your dishwasher is better than you think (tips, tricks, and
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Tilting, taking turns, and winning free games: the many tric
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The simple, clever sensor behind automatic windshield wipers
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Simmerstats: The genius old tech that controls your stovetop
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Bright from the Start: GE's CFL with an incandescent tri
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Old HVAC industry practices are holding us back and costing
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Flash photography used to be pretty wild
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The step-by-step, mechanical logic of old pinball machines
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LED Christmas lights still annoy me. Let's try some more
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What's the deal with the popcorn button?
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The Clapper: Yes, that one.
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Back-up beepers: Obnoxious, but getting better - and spreadi
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Old pinball machines are amazingly complex
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Power outlets are topsy turvy - but does it matter?
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Photoelectric light controls are weirder than they seem
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Tesla won the plug war - and that's good news!
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Longer-lasting light bulbs: it was complicated
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This goofy fridge has a really clever design. It's also
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Digital audio needed videotape to be possible - and the earl
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Electric cars prove we need to rethink brake lights
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Sony Betacam: Not the Beta you're thinking of (it's
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Contactors: how we power the big stuff
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Plug-n-play solutions for home electrification, and options
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How do vinyl records hold stereo sound?
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Home Electrification: There's not a lot to do, and it do
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A simple water heater is more clever than it seems
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Timer switches: literally just a clock and a switch
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Movies made sound with a light bulb: Sound-on-film
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The decorative lamp that's built wrong on purpose
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In Defense of the Switched Outlet
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The clever camera code on rolls of film
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This TV gadget censors bad words with 1980's tech
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