[NileRed] Makes Superconductors

[NileRed] Makes Superconductors

We always enjoy [NileRed’s] videos. His latest shows how he made some relatively high-temperature superconducting ceramic. After finding what appeared to be some really good instructions on the Internet, [NileRed] found there were some things in the paper that didn’t make sense. You can watch the video, below.

The superconductor …read more

What is local SEO?

What is local SEO?

A website gives you the opportunity to target the entire (online) world. Local SEO, on the contrary, is focused on ranking higher in your local area. Especially now, in the COVID-19 crisis, when people are trying to reach you more often online than offline, it’s worth investing in it. You’ll have to make sure your local […]

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Pinephone Gets Thermal Imaging Backpack

Pinephone Gets Thermal Imaging Backpack

When you buy a mass-market mobile phone, you’re making the decision to trust a long list of companies with your private data. While it’s difficult for any one consumer to fully audit even a single piece of consumer technology, there have been efforts to solve this problem to a degree. …read more

Swimming Pool Lap Counter Relies On Ultrasound

Swimming Pool Lap Counter Relies On Ultrasound

Swimming is a great way to exercise, both for the cardiovascular benefits and the improved muscle tone. However, while he’s a fan, [Peter Quinn] sometimes finds it hard to keep track of how far he’s gone when he gets in the zone. Obviously, the solution is an electronic lap counter, …read more

You’ve Got Rat!

If you home has never been subject to a rodent invasion then you are fortunate. Our world is full of rats and mice, and despite the best efforts of humanity to keep them at bay it is inevitable that a few will find their way through. For [Marius Taciuc] this …read more

Patent Law And The Legality Of Making Something Similar

When [Erich Styger] recently got featured on Hackaday with his meta-clock project, he probably was not expecting to get featured again so soon, this time regarding a copyright claim on the ‘meta-clock’ design. This particular case ended with [Erich] removing the original blog article and associated PCB design files, leaving …read more

Enjoying Some Exothermic Welding, With Thermite!

Enjoying Some Exothermic Welding, With Thermite!

There probably aren’t many people out there who aren’t aware of what thermite is and how it demonstrates the power of runaway exothermic reactions. Practical applications that don’t involve destroying something are maybe less known. This is where the use of thermite for creating welds is rather interesting, as shown …read more