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 ...

No more struggling with sleeve plackets! This beginner-friendly method shows you the fastest and most efficient way to sew clean, professional-looking plackets in no time. Doodling, drowsiness and a ...

Gift giving is arguably one of the most joyous and stressful parts of the holiday season. Figuring out who you need to shop for and how much you should spend on everyone on your list is enough to make ...

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 ...

The leading approach to the simplex method, a widely used technique for balancing complex logistical constraints, can’t get any better. In 1939, upon arriving late to his statistics course at the ...

Ritwik is a passionate gamer who has a soft spot for JRPGs. He's been writing about all things gaming for six years and counting. No matter how great a title's gameplay may be, there's always the ...

“For a long time, I felt that it had to be a tortured process and I would come out the other side broken,” Butler said about his process. “Rather than just putting parts of yourself away and trying to ...

Christian de Looper is a freelance consumer tech reporter based in sunny Santa Cruz, California. With a Bachelor's Degree in Music Technology, Christian leverages his industry knowledge to review ...

If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle the easiest pieces first. But this kind of sorting has a cost.

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...