For decades scientists have been trying to solve Feynman's Sprinkler Problem: How does a sprinkler running in reverse—in which the water flows into the device rather than out of it—work? Through a ...

Forbes contributors publish independent expert analyses and insights. I write about how to do more with your consumer gadgets. "Um. You sure you don't want to water one more time before we start?" ...

One saves more water than the other. Choosing the right watering system for your garden can save water, reduce waste, and improve plant health. Drip irrigation is highly efficient, delivering water ...

For years, I battled clover, crabgrass and weeds in a struggle to keep my lawn healthy—and it’s a fight I lost over and over, resulting in a complete re-sodding of the property, heavy patch removal ...

For decades scientists have been trying to solve Feynman's Sprinkler Problem: How does a sprinkler running in reverse work? Through a series of experiments, a team of mathematicians has figured out ...

The image illustrates the experimental set-up: (a) Cut-away schematic of the floating sprinkler, (b) Flow control apparatus operating in suction mode, and (c) Flow imaging with a laser sheet ...