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Does hot water freeze faster than cold water? Examining the Mpemba effect

Does hot water freeze faster than cold water? Aristotle may have been the first to tackle this question that later became known as the Mpemba effect......»»

Category: topSource:  physorgAug 29th, 2023

US city of Flint still reeling from water crisis, 10 years on

Turning her faucet on one day in 2014, Chanel McGee watched in disgust as a brownish trickle poured out......»»

Category: topSource:  pcmagRelated News3 hr. 22 min. ago

New tool to help decision makers navigate possible futures of the Colorado River

The Colorado River is a vital source of water in the Western United States, providing drinking water for homes and irrigation for farms in seven states, but the basin is under increasing pressure from climate change and drought. A new computational t.....»»

Category: topSource:  pcmagRelated News3 hr. 22 min. ago

Saturday Citations: Football metaphors in physics; vets treat adorable baby rhino"s broken leg

This week, researchers reported an effective way to protect working dogs from heat stress: training them to dunk their heads in cool water. A new computational technique provided a breakthrough in understanding the so-called "pseudogap" in quantum ph.....»»

Category: topSource:  marketingvoxRelated News9 hr. 25 min. ago

Goodbye dead zones: Brilliant new tech turns windows into 5G antennas

We’ve been using 5G technology and its faster data speeds for several years now. However, the main problem with 5G networks is that extending coverage … The post Goodbye dead zones: Brilliant new tech turns windows into 5G antennas appear.....»»

Category: gadgetSource:  bgrRelated NewsSep 20th, 2024

Physicist reveals tailwind has negligible effect on cycling speed

Within the cycling realm, "to Everest" involves riding up and down the same mountain until your ascents total the elevation of Mt. Everest—8,848 meters......»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Analysis of heterostructures for spintronics shows how two desired quantum-physical effects reinforce each other

Spintronics uses the spins of electrons to perform logic operations or store information. Ideally, spintronic devices could operate faster and more energy-efficiently than conventional semiconductor devices. However, it is still difficult to create a.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Scientists study how to increase water, nutrient-use efficiency in greenhouses, nurseries

Tom Fernandez, an MSU professor in the Department of Horticulture, has spent much of his 25-year career at MSU studying how to effectively manage water in greenhouses and nurseries to increase water-use efficiency and reduce nutrient runoff......»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Australian study finds that lead in the environment is reducing

Efforts to reduce the presence of harmful metals like lead in the environment are having an effect, according to the results of an EPA Victoria study......»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Schottky junction catalysts boost hydrogen production with non-precious metals in water electrolysis

Electricity-driven water electrolysis has garnered notable attention as an environmentally friendly method for hydrogen production, with high-purity hydrogen being crucial for addressing the energy crisis. Nonetheless, water electrolysis hydrogen evo.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Location, location, location: Snowpack storage and runoff timing in burn scars depend on site and terrain

Increasingly severe wildfires at high elevations are impacting snowpack—an important reservoir for the U.S. West. The altered landscape makes it more challenging to predict when snow will melt and how much water will be available for use......»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Anti-cheat update leaves GTA Online’s Steam Deck players out in the cold

Valve says Rockstar could fix the issue quickly, if it wants to. Enlarge / Artist's conception of what used to be possible, before BattlEye ruined things. Last week, Rockstar added BattlEye support to Grand Theft Auto V.....»»

Category: topSource:  arstechnicaRelated NewsSep 19th, 2024

Nanoparticle-based remediation of chromium-contaminated water shows high efficiency

Groundwater is an essential source of drinking water across the country. However, heavy metal contamination in groundwater presents a significant health hazard. Researchers at the Indian Institute of Science (IISc) have developed a nanomaterial-based.....»»

Category: topSource:  marketingvoxRelated NewsSep 19th, 2024

This Whirlpool mini fridge is only $110 today at Target — normally it’s $150

Want a place to store cold drinks and snacks? This Whirlpool mini fridge deal at Target is just what you need to shop. Check it out......»»

Category: topSource:  digitaltrendsRelated NewsSep 19th, 2024

Detailed model suggests organic matter on Mars was formed from atmospheric formaldehyde

Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 billion years ago. Where there is water, there is usually life. In their quest to answer the burning question about life on Mars.....»»

Category: topSource:  physorgRelated NewsSep 19th, 2024

The Outrageous Scheme to Capture and Sell Greenland’s Meltwater

A startup says shipping meltwater from Greenland’s glaciers internationally will boost the local economy and could help ease water pressures in arid regions—but what does that actually mean for the world?.....»»

Category: gadgetSource:  wiredRelated NewsSep 19th, 2024

Harnessing nature"s rhythm: Piezocatalysis for organic pollutant degradation

With the rapid growth of industrial and agricultural activities, water bodies are increasingly contaminated with harmful organic pollutants such as dyes, antibiotics, and bisphenol A. Traditional methods like adsorption, chemical treatments, and biol.....»»

Category: topSource:  physorgRelated NewsSep 19th, 2024

Everyone should have a LifeStraw in their emergency kit — only $13 today

The LifeStraw Personal Water Filter is the perfect lightweight accessory to take on your hikes. It's on sale at Amazon making it even more affordable......»»

Category: topSource:  digitaltrendsRelated NewsSep 19th, 2024

South Africa"s Gauteng province launches water data hub, so residents can now keep track of shortages and repair issues

South Africa is a water-scarce country. In other words, it has an excess of demand over available supply. It also has low water security—the ability to ensure sustainable access to good quality water. The country's economic hub and biggest populati.....»»

Category: topSource:  marketingvoxRelated NewsSep 18th, 2024

Side effects of wide-scale forestation could reduce water availability by 15% in vulnerable regions

The side effects of large-scale forestation initiatives could have serious consequences for water availability, a pioneering study has found......»»

Category: topSource:  informationweekRelated NewsSep 18th, 2024

An Incredible Organism Is Evolving at Lightning Speed—Faster Than We Ever Imagined Possible

An Incredible Organism Is Evolving at Lightning Speed—Faster Than We Ever Imagined Possible.....»»

Category: gadgetSource:  yahooRelated NewsSep 18th, 2024