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Archive for the ‘energy’ category: Page 196

Jul 13, 2021

Hot Energy Storage? Liquid Metal Battery Explained

Posted by in categories: energy, sustainability

Solar and wind power have proven themselves to be cost competitive, but energy storage is key. What if I told you that molten metal might make a better battery? Lower cost, simpler assembly, zero maintenance, and a longer lifetime than lithium-ion. Let’s take a closer look at liquid metal battery technology.

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Jul 9, 2021

Scientist Invents Toilet That Turns Poop Into Green Energy

Posted by in categories: cryptocurrencies, energy, sustainability, transportation

The toilet could turn roughly a pound of solid human waste, the average amount a human poops in a day, into an impressive 50 liters of methane gas, according to Cho. That means it can generate half a kilowatt hour of electricity, enough to drive an electric car for three quarters of a mile.

And because its 2021 — a day and age in which nothing is safe from the world of cryptocurrencies — Cho came up with a virtual currency called Ggool, or “honey” in Korean. Every use of the toilet scores you 10 Ggool per day, which can be used to buy stuff on the university’s campus.

“I had only ever thought that feces are dirty, but now it is a treasure of great value to me,” a postgraduate student Heo Hui-jin who’s both earned and spent Ggool, told Reuters. “I even talk about feces during mealtimes to think about buying any book I want.”

Jul 8, 2021

Sails boost cargo ship fuel efficiency

Posted by in categories: energy, transportation

French tyre manufacturing giant Michelin, in collaboration with two Swiss inventors, has presented an innovative solution to help decarbonise maritime shipping.

Jul 8, 2021

Cloud seeding not a fix to droughts, but adds significant impact to water levels in Idaho

Posted by in categories: energy, geoengineering

They seed here regularly.


Idaho Power uses cloud seeding for hydroelectric projects. However, the process also benefits irrigators, winter recreationists, river users, and fish and wildlife.

Continue reading “Cloud seeding not a fix to droughts, but adds significant impact to water levels in Idaho” »

Jul 7, 2021

How To Terraform Venus (Quickly)

Posted by in categories: energy, space

The first 1000 people to use this link will get a 1 month free trial of Skillshare:
https://skl.sh/kurzgesagtinanutshell08211

Sources & further reading:
https://sites.google.com/view/sources-terraform-venus/

Continue reading “How To Terraform Venus (Quickly)” »

Jul 7, 2021

Big Oil Knows Hydrogen Is Dead End, But Uses It To Delay Electrification

Posted by in categories: energy, futurism

Reasonable minds may differ on the question of whether hydrogen fuel cells have a place in the clean-energy future. However, it’s a fact that the fossil fuel giants have been heavily hyping hydrogen, and it’s not hard to see why, as the vast majority of hydrogen is currently produced from natural gas.


Oil companies are working hard to appear “green,” but their true efforts are quite clear. Some will do whatever it takes to slow the pace of electrification.

Jul 6, 2021

Bitcoin power plant is turning a 12,000-year-old glacial lake into a hot tub

Posted by in categories: bitcoin, energy

The fossil fuel power plant that a private equity firm revived to mine bitcoin is at it again. Not content to just pollute the atmosphere in pursuit of a volatile crypto asset with little real-world utility, this experiment in free marketeering is also dumping tens of millions of gallons of hot water into glacial Seneca Lake in upstate New York.

“The lake is so warm you feel like you’re in a hot tub,” Abi Buddington, who lives near the Greenidge power plant, told NBC News.

Jul 5, 2021

The observation of 1D Coulomb drag between adjacent QSH edges separated by an air gap

Posted by in categories: energy, quantum physics

Two important factors limiting Moore’s Law are power consumption and Coulomb interactions are interactions between electric charges that follow Coloumb’s law, an electrodynamics theory.

These interactions can be a major challenge for the development of nanoelectronic circuits. Quantum spin Hall (QSH) insulators are particularly promising materials for the development of low-power electronics, yet so far the impact of Coulomb interactions on nanocircuits made by these materials have only been examined theoretically, rather than experimentally.

Researchers at Nanjing University and Peking University have recently observed one-dimensional (1D) Coulomb drag between adjacent QSH edges separated by an air gap. Their paper, published in Nature Electronics, highlights the potential of QSH effects for suppressing the adverse effects of Coulomb interactions on the performance of nanocircuits.

Jul 3, 2021

Canada Day: Discovery of more unmarked graves fuel calls to cancel holiday

Posted by in category: energy

The remains of 182 people in unmarked Indigenous graves were found on the eve of Canada Day.

Jun 30, 2021

Flying car completes test flight between airports

Posted by in categories: energy, transportation

The vehicle runs on regular fuel and can travel up to 1000km while airborne, its creator says.