It is no secret that we like slide rules around the Hackaday bunker, and among our favorites are the cylindrical slide rules. [Chris Staecker] likes them, too, and recently even 3D printed a version.

Unless you are above a certain age, the only time you may have seen a slide rule (or a slip stick, as we sometimes called them) is in the movies. You might have missed it, but slide rules show up in ...

Malala Yousafzai and Asser Malik use their marriage to champion gender equality, blending activism and sports to empower women. Their partnership redefines love, feminism, and leadership, showing that ...

Keuffel & Esser Company, which had its headquarters in New York City, was a leading American maufacturer of slide rules and drawing instruments. Between 1961 and 1971, the company gave the Smithsonian ...

A lawsuit against your company is never great news. In this case, not only had Citigroup suffered economic losses in the 2008 financial crisis, but the shareholders were also suing the company and the ...

The "3/4 rule" might sound like something from a math textbook, but in fact it's a very important guideline when using one of our recommended floor jacks for DIYers. It means your floor jack should be ...

The "3/4 rule" might sound like something from a math textbook, but in fact it's a very important guideline when using one of our recommended floor jacks for DIYers. It means your floor jack should be ...

For years, both the iPhone and the iPad shared the same operating system — until the shift to a dedicated iPadOS experience brought about some meaningful additions that made good use of the device's ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This blue, tan, and white cardboard ...

We all know the pool rules. No running. No diving in the shallow end. When you jump in you gotta move your swim trunks around so that big bubble of air pops out and you pretend it was a huge fart. The ...

President Trump on Wednesday appeared to rule out providing Ukraine with Tomahawk cruise missiles, arguing that the long-range weapons are too complex for Kyiv to deploy without substantial US ...