Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly ...

The “Sandwich Method” also works with furniture and decor. Matching a rug to the upholstery of your sofa, or coordinating ...

Researchers from Tokyo Metropolitan University have developed a suite of algorithms to automate the counting of sister ...

“The Kivin method is an exciting way of performing oral sex,” says sex and relationship expert Annabelle Knight, author of ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Accretion of discount refers to the rise in value of a discounted instrument over time, approaching maturity. Learn how it's ...

Pamela is a freelance food and travel writer based in Astoria, Queens. While she writes about most things edible and potable (and accessories dedicated to those topics,) her real areas of expertise ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...