Energy & Green Tech

Hydropower without the environmental impact

Scientists have analyzed data from nearly three million rivers across the globe to identify where hydropower stations could be sited with limited environmental impacts.

Energy & Green Tech

New technique to turn abandoned mines into batteries

A novel technique called Underground Gravity Energy Storage turns decommissioned mines into long-term energy storage solutions, thereby supporting the sustainable energy transition.

Energy & Green Tech

A step toward producing solar fuels out of thin air

A device that can harvest water from the air and provide hydrogen fuel—entirely powered by solar energy—has been a dream for researchers for decades. Now, EPFL chemical engineer Kevin Sivula and his team have made a significant ...

Electronics & Semiconductors

Disposable electronics on a simple sheet of paper

Discarded electronic devices, such as cell phones, are a fast-growing source of waste. One way to mitigate the problem could be to use components that are made with renewable resources and that are easy to dispose of responsibly. ...

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