The Ground Beneath Your Feet: SuperAdobe Construction

Homes in different parts of the world used to look different from each other out of necessity, built to optimize for the challenges and benefits of local climate. When residential climate control systems became commonplace that changed. Where a home in tropical south Florida once required very different building methods …read more

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World’s Smallest Benchy Shows off What 3D-Printing Can Do for “Microswimmers”

We’ve said it before, but we cast a wary eye at any superlative claims that come our way. “World’s fastest” or “world’s first” claims always seem to be quickly debunked, but when the claim of “World’s Smallest Benchy” is backed up by a tugboat that two dozen E. coli would …read more

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Acer brightens up the home theater and boardroom with latest projectors

Acer has revealed a bunch of consumer and commercial LED and laser projectors at its October press conference, including best-in-class LED wireless models and a series claimed to be the world’s most efficient 3,100-lumens laser projectors.Continue Read… Continue reading Acer brightens up the home theater and boardroom with latest projectors

Hackaday Links: September 27, 2020

Hardly a week goes by without a headline screaming about some asteroid or another making a close approach to Earth; it’s only by reading the fine print that we remember what an astronomer’s definition of “close” means. Still, 2020 being what it is, it pays to stay on top of …read more

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Wooden Disc Player Translates Binary Back Into Text

[jbumstead] wanted to demonstrate the idea of information-storing devices such as LPs, CDs, and old hard drives. What he came up with lies directly at the intersection of art and technology: an intricately-built machine that plays beautiful collaged wooden disks. Much like the media that inspired the Wooden Disk Player, …read more

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Laser technique authenticates whiskey without cracking the seal

A team of scientists at the University of St Andrews has developed a laser spectroscopy technique that can determine the authenticity of expensive vintage whiskey without having to open the bottle to retrieve a sample for analysis.Continue ReadingCateg… Continue reading Laser technique authenticates whiskey without cracking the seal

The Astronomical Grit of Ronald McNair

There is more than one way to lead a successful life. Some people have all the opportunity in the world laid out before them, and it never does them any good. Others have little more than the determination and desire they’ve dredged up within themselves, and that grit turns out …read more

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How About a Nice Cuppa TEA Laser?

If lasers are your hobby, you face a conundrum. There are so many off-the-shelf lasers that use so many different ways of amplifying and stimulating light that the whole thing can be downright — unstimulating. Keeping things fresh therefore requires rolling your own lasers, and these DIY nitrogen TEA and …read more

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