New catalyst could enable safer electrolyzers for clean hydrogen production  - Hydrogen could serve as a clean alternative to fossil fuels because, when used as a fuel, it produces water vapor instead of carbon dioxide (CO2). This cleaner fuel has proved particularly promising for the creation of so-called ...

 A low-cost patented portable filter for clean drinking water in climate-stressed regions  - An international team has patented a portable water filtration device designed to help communities access safer drinking water during droughts, floods and water contamination events.

 Turning fly ash waste into greener tire rubber  - Tires are essential to modern transport, but their production and use raise environmental concerns. One important issue is zinc oxide, a common activator used in rubber vulcanization. Zinc oxide helps rubber form the crosslinked ...

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 China rare-earth price dip ends seven-quarter rally, tight supply keeps magnets in focus  - China's largest rare-earth suppliers have cut their third-quarter 2026 concentrate transfer price for the first time in eight quarters, offering limited relief to magnet makers after a prolonged cost surge while leaving the broader supply-demand imbalance largely intact.

 Battery-like device pulls CO₂ from air using electricity and saltwater chemistry  - Engineers have developed a new way to pull carbon dioxide directly from the atmosphere using a process similar to charging and discharging a battery—an advance that could help address the planet's excess CO2 problem.

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