sustainable

58 Articles
Old smartphones become working data servers in sustainable tech project from Estonia
Tech

Old smartphones become working data servers in sustainable tech project from Estonia

Old smartphones could be reused to support data collection and analysis University researchers built data centers from recycled phones for just 8 euros...

Sustainable, low-cost batteries for the electric vehicles of tomorrow
Tech

Sustainable, low-cost batteries for the electric vehicles of tomorrow

With the new DRYtraec dry transfer technology, electrodes of energy storage cells are coated with a dry film instead of liquid chemicals. Credit:...

Engineers make a big splash, turning water treatment sludge into sustainable concrete
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Engineers make a big splash, turning water treatment sludge into sustainable concrete

Illustration of microbiologically influenced corrosion process and mechanism on concrete sewage pipe. Credit: Journal of Building Engineering (2025). DOI: 10.1016/j.jobe.2025.112682 Concrete is widely...

New method enables sustainable recycling of rare earths from electrolyzers
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New method enables sustainable recycling of rare earths from electrolyzers

Credit: Journal of Sustainable Metallurgy (2025). DOI: 10.1007/s40831-025-01080-9 Hydrogen electrolysis cells contain rare earth metals. Once an electrolysis cell has done its job,...

Study shows making hydrogen with soda cans and seawater is scalable and sustainable
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Study shows making hydrogen with soda cans and seawater is scalable and sustainable

MIT engineers have developed a new aluminum-based process to produce hydrogen gas, that they are testing on a variety of applications, including an...

AI stirs up the optimal recipe for sustainable concrete
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AI stirs up the optimal recipe for sustainable concrete

Compositional variations of materials. a CaO-Al2O3-SiO2 ternary diagram of the extracted materials (CaO-Al2O3-SiO2 > 80%wt) in the present work, colored by material types. Below/beside each...

How long-duration batteries can power a cleaner, more reliable, and sustainable renewable energy future
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How long-duration batteries can power a cleaner, more reliable, and sustainable renewable energy future

A smaller scale vanadium flow battery installed at UNSW’s Tyree Energy Technologies Building. Credit: UNSW As the world moves toward cleaner energy sources,...

Sustainable method produces high-purity material for use in green hydrogen production
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Sustainable method produces high-purity material for use in green hydrogen production

The study was conducted as part of Bruno Leuzinger da Silva’s doctoral research. Credit: CINE A group of researchers affiliated with the Center...

Liquid metal tin may be the key to sustainable desalination
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Liquid metal tin may be the key to sustainable desalination

Researchers develop a solar energy-powered desalination system using liquid metal tin to recover valuable metallic elements from seawater. Credit: Masatoshi Kondo / Institute...