Little Red Night Light is Just Right

Don’t you hate getting up in the middle of the night to use the bathroom? The worst part is not being able to see what you’re doing, but if you turn on a light, you’ll lose your night vision. Nightlights are supposed to be the best solution, but are usually …read more

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A Crust-Cutting, Carrot-Chopping Robot

[3DprintedLife] sure does hate bread crust. Not the upper portion of homemade bread, mind you — just that nasty stuff around the edges of store-bought loaves. Several dozen hours of CAD later, [3DprintedLife] had themselves a crust-cutting robot that also chops vegetables.

This De-Cruster 9000 is essentially a 2-axis robotic …read more

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Actuator Opens the Door to Drier Dishes

Dishwashers are great at washing dishes and even rinsing them, most of the time. Where they tend to fail is in the drying part. Somehow these things dry hot enough to warp stoneware dishes, but not so well that things are actually dry when you open the door. Blame it …read more

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Wireless Earphones And Getting Them Back After They Fall On Tram Tracks

Over the past years, the trend has become to ditch anything with wires. This has led to many people dropping wired earphones and headphones for wireless (Bluetooth) versions. Yet along with the freedom from having the wires snagged on something and having earphones painfully torn out of your ears comes …read more

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Door Mutes Microphone to Prevent Remote Learning Humiliation

In a kind of reverse twist on the doorbell, [TheStaticTurtle] whipped up a system to mute his computer’s microphone whenever someone opens the door to his room. He lives in France, where the government announced a strict lockdown last Friday. Like many university students around the world these days, he …read more

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Emmanuelle Charpentier and Jennifer Doudna Sharpened Mother Nature’s Genetic Scissors and Won the Nobel for It

It sounds like science fiction — and until 2012, the ability to cheaply and easily edit strings of DNA was exactly that. But as it turns out, CRISPR/Cas9 gene editing is a completely natural function in which bacteria catalogs its interactions with viruses by taking a snippet of the virus’ …read more

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Shocking Tinnitus Therapy is Music to Sufferers’ Ears

Do you suffer from tinnitus? We were surprised to learn that 15-20% of people have this condition that amounts to constant ringing in the ears. Science doesn’t fully understand the ringing part, but one possible explanation is that the brain is compensating for the frequencies it can’t hear any more. …read more

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DIY Braille Embosser is Really Impressive

We weren’t surprised to learn that Braille tools are quite expensive. But it’s interesting to hear that there’s another class of tools altogether, and they are very cheap and imprecise. In devising the Braille Embossing Experience, aka BEE, [alatorre] sought to find an open-source middle ground. We think they succeeded …read more

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Keep Your YouTube Habits To Yourself With FreeTube

If your usual YouTube viewing selection covers a wild and random variety of music, tech subjects, cooking, history, and anything in-between, you will sooner or later be baffled by some of the “Recommended for you” videos showing up. When it features a ten-hour mix of Soviet propaganda choir music, you …read more

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Cleaning Up the Yard with AI — Avian Intelligence

Despite epithets like “bird-brain,” our feathered friends are actually pretty smart. Being able to maneuver in three dimensions at high speed must have something to do with it, and the cognitive abilities of birds are well-documented and still being researched. So it naturally makes sense to harness avian brainpower to …read more

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