A water-powered nanogenerator uses droplet formation to convert flowing water into electricity, providing a clean, inexpensive energy source for small devices, sensors, and self-powered environmental ...

Behind the store counter at the Temple Bar Marina at Lake Mead lies a photo from the 1980s, revealing that the building was once waterfront property. “They told me that you could basically throw a ...

Uh oh, math! I write concerning Mr. Siefkes’ letter proposing transferring Mississippi River water to Arizona. One number leaped off the page of his letter: 250,000 gallons/second. Moving water ...

Physics spoiler alert: There are actually two methods to move water that don't require an external power source—but that’s not the same thing as running on free energy. The first method is the siphon ...

Mike Wade, “Imperial Valley can’t sustain another water cut,” Dec. 14, is absolutely right. However, if we can’t get new water to the Colorado River, and even though conservation is important, no ...

In wood, bound water molecules, located in cell walls, can move to great heights to eventually humidify canopy leaves. Using ...

Consider this: It’s a cold, winter day on the local river. Duck season is underway. It has been extremely cold previously. The river appears to be frozen over. The day is gloomy, with a fair amount of ...

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When room-temperature washers are placed in hot water, the temperature of the washers increases and the temperature of the water decreases. Energy from the water is transferred to the washers. When ...

If you happen to live in hurricane territory, you've probably heard the advice that you're supposed to run from water, and hide from wind. Floodwaters are far more dangerous than they appear. Just 6 ...

In many jurisdictions across the United States, it seems that the frequency of flooding and water-rescue incidents continues to trend upward. The all-hazard approach to the fire service has a large ...