Are magic links secure? A security analyst breaks down token entropy, replay protection, expiry, device binding, and email compromise risks for MojoAuth users.

Recognize the type of tile you have and the material it is made of. Prevent mold and mildew through frequent cleaning. Approach stains and grout carefully. It’s pretty surprising (and gross!) how much ...

Putting a list into random order might seem like an unusual task, but it can be quite useful for many businesses. For example, you might want to randomly assign leads to salespeople, assign jobs to ...

If you’re not sure how to wrap a present, there’s an easy hack you can try. The clever trick—wrap diagonally, not horizontally or vertically—is based in math. Basic geometric principles explain how it ...

Eeny, meeny, miny, mo, catch a tiger by the toe – so the rhyme goes. But even children know that counting-out rhymes like this are no help at making a truly random choice. Perhaps you remember when ...

Across the country, educators continue to wrestle with big questions about math curricula. Two years ago, the California education board’s adoption of a long-gestating new math framework added more ...

Use Math Progress to personalize math instruction, engage students, and identify learning gaps. Explore the educator’s guide to Math Progress. Many students face challenges in building confidence with ...

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Summary: Random numbers help us secure everything from bank accounts to classified servers. And yet, that essential layer of security can be spoofed. New research from the Oak Ridge National ...

Have you ever done something nice for someone else "just because"? It wasn’t to repay them or because you had to—it was simply because you wanted to. Well, then, you’ve done a random act of kindness!