The original version of this story appeared in Quanta Magazine. In 1939, upon arriving late to his statistics course at UC Berkeley, George Dantzig—a first-year graduate student—copied two problems ...

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 Simplex '50' is an early example ...

Andrew Harris, managing director at Jenius Bank tells Kiplinger: "The 60/30/10 budgeting method is a flexible alternative to the traditional 50/30/20 rule, which may be a better option for many ...

About Simplex Financial Holdings Co. Ltd. Simplex Financial Holdings Co., Ltd. engages in the provision of investment management and advisory services. It operates through the following business ...

If you’re just finding out about the Kivin method, you’re not alone. For an oral sex hack that’s apparently ground-breaking, it’s still somewhat underground. But while this technique may be lesser ...

Managing your inbox is a never-ending task, which is why we should seek to simplify it as much as possible. When emails pile up, you start overthinking what you need to do—I know I do, anyway. But if ...

Getting good sleep is critical. A 2018 study found that people who sleep for five to six hours are 19 percent less productive than people who regularly sleep for seven to eight hours per night. People ...

Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. Any time you tap, swipe or dip a credit or debit card at checkout or enter your card number online, you ...

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 ...