You Can Measure This Fundamental Quantum Constant Using LEDs

(Often, physicists like to be cool. Most of the time, we use the Greek letter ν (it’s not v) for the frequency. It just looks more sophisticated to write it that way.) With this connection between wavelength and frequency, we get this modified energy equation: Illustration: Rhett Allain It turns out that it’s simpler to […]

In New Zealand, People (and Moths) Rediscover Dark Skies

This story originally appeared on Atlas Obscura and is part of the Climate Desk collaboration. Mike Bacchus remembers the man only as “the Texan.” A few years back, the Texan, well into his seventies, was a guest at New Zealand’s Lakestone Lodge, which Bacchus and his family own. The man had made his way from […]

The Best Smart Light Bulbs (2021): Ambient Lighting, Kits, Color, and More

If you’re like me, you spent your childhood dreaming of lights you could control by clapping. The Clapper’s premise was brilliant: no more getting out of bed to hit the light switch. You can still buy the Clapper! But technology has come a long way since then. Now you can control the lights, set timers […]

This Lamp Is 3D-Printed From Orange Peels

A plethora of substances can be used for 3D printing these days. Most people go for conventional plastics like ABS (acrylonitrile butadiene styrene) or polycarbonate. Krill Design, however, has opted for fruit. Oranges. Well, orange peel, to be precise.  WIRED UK This story originally appeared on WIRED UK. The Milan-based design agency, which specializes in […]