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From what makes red velvet cake red (and velvet, for that matter) to its highly dubious origin story, here’s what you need to know about this delicious dessert.

Leonardo da Vinci's "The Last Supper" is one of the most admired, most studied, and most reproduced paintings the world has ever known—and it has inspired some wild theories.

Mental Floss and Roborock have teamed up to share six simple tips for keeping your house clean without compromising cleanliness.

A dog that eats grass frantically may be trying to vomit—but the behavior doesn't automatically warrant a trip to the vet.

A grocery store’s layout strategy is very calculated—and rearranging inventory is meant to confuse you.

This color-coded earthquake risk map can help you determine your chances of feeling seismic activity in your area.

Stonewall is the most famous, but it’s just one of many American sites that hold significance for LGBTQ history.

And how does a range fit into all this?

From a record-breaking mountain climber to a British adventurer who may have died searching for a city that doesn’t exist and beyond, these explorers have fates that are shrouded in mystery.

Successfully extricating a prize from a claw machine takes skills. Here are a few tips from claw machine experts.

If you've always wanted to live in a lighthouse, now is your chance.

Instead of snagging dinner reservations, pinickers are snagging spots in the park to dine al fresco.