Falcon 9 Lamp is Touching Down in the Living Room

Many of us have been inspired by the videos of the Falcon 9 booster, tall as an office building, riding a pillar of flame down to a pinpoint landing at Kennedy Space Center or on one of SpaceX’s floating landing pads in the ocean. It’s not often that we get …read more

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Digital Cribbage Board Saves Scores, Marriage

When [ccooper] told his parents he was gonna start up his electronics habit again, the last thing he expected was to save his parents’ marriage in the process. But as soon as he dropped this news, they made a special request: build us something to replace the multi-purpose manual cribbage …read more

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LED Art Reveals Itself in Very Slow Motion

Every bit of film or video you’ve ever seen is a mind trick, an optical illusion of continuous movement based on flashing 24 to 30 slightly different images into your eyes every second. The wetware between your ears can’t deal with all that information individually, so it convinces itself that …read more

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Surfboard LED Strips Light Up The Waves

Surfing is an activity predominantly enjoyed during the day, primarily for reasons of warmth and water safety. Of course, if you prefer to carve the waves at night, you might enjoy the latest project from [Moritz Sivers] – a surfboard kitted out with motion-reactive LEDs.

The build consists of a …read more

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Digital Pregnancy Tests Use LEDs to Read Between the Lines

[Foone] saw a tweet a few weeks ago alleging that digital pregnancy tests are a rip-off. Regular, cheap tests have an absorbent strip running the length of the plastic, with one end exposed for collecting urine. A few excruciating minutes later, a little plastic window in the middle will show …read more

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Bright White Night Light Fights E-Waste

E-waste is a gigantic problem, and it can seem impossible as a lone individual to make any kind of dent in it. But [akshar1101] is trying to do their part by looking past the defective aspects of broken, discarded electronics to draw out the possibilities of what’s left.

This friendly …read more

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100% Printed Flashlight: Conductive Filament and Melted-in Leads

Conductive filament isn’t an ideal electrical conductor, but it’s a 3D-printable one and that’s what makes [Hercemer]’s 3D-printed flashlight using conductive filament work. Every part of the flashlight is printed except for the 9 volt battery and LEDs. Electrically speaking, the flashlight is a small number of LEDs connected in …read more

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VR Technology Helps Bring A Galaxy Far, Far Away To Our TV

Virtual reality is usually an isolated individual experience very different from the shared group experience of a movie screen or even a living room TV. But those worlds of entertainment are more closely intertwined than most audiences are aware. Video game engines have been taking a growing role in film …read more

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Slack Off from Home with a Networked Jam Session

Those of you who were regular office dwellers before the pandemic: do you miss being with your coworkers at all? Maybe just a couple of them? There’s only so much fun you can have through a chat window or a videoconference. Even if you all happen to be musicians with …read more

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