Groundwater is responsible for about half of the water people use globally. It's drying up. Hayes Kelman started noticing the family farm in western Kansas was slowly getting less water around the ...

A team of researchers from the Okinawa Institute of Science and Technology (OIST) and the University of Turin, investigating how fast a fluid filled with particles mixes with a particle-free one, has ...

When a startup struggles, founders usually assume the solution is obvious: more marketing, more hiring, or more capital. But in my experience advising founders, the real issue is usually something ...

Learn how to solve problems using linear programming. A linear programming problem involves finding the maximum or minimum value of an equation, called the objective functions, subject to a system of ...

In 2019, Monte Leifheit, a warehouse operator at 3M, noticed his left eye was bloodshot and swollen. What began as a minor irritation turned into a yearlong medical odyssey marked by the lack of a ...

Some readers may solve the problem procedurally: line up the two numbers, add the ones column, carry the one, and add the tens to get 43. Others might instead notice a creative shortcut: 29 + 14 is ...

As well, in recent years, researchers have found ways to influence dreams by communicating with people while they are in a lucid state. In 2021, Ken Paller and Karen Konkoly of Northwestern University ...

In parts of the Middle East and North Africa, a patchwork of sanctions, payment failures, and licensing gaps pushes people into piracy networks. In the Middle East, piracy is illegal in countries with ...

In a dark room, in the middle of the night, a woman lies dreaming. Suddenly, her eyes beneath their lids dart crisply left-right, left-right. The eye signal means she knows she’s dreaming. Lucid ...

I’m standing outside an Oakland apartment I’m trying to tour, punching the same code into the keypad over and over again. The door won’t budge. My fiancé and I repeatedly call the number provided for ...