Energy & Green Tech

Aluminum-anode batteries offer sustainable alternative

The cost of harvesting solar energy has dropped so much in recent years that it's giving traditional energy sources a run for their money. However, the challenges of energy storage—which require the capacity to bank an ...

Energy & Green Tech

China's bitcoin mining rush risks derailing climate goals

China's electricity-hungry bitcoin mines that power nearly 80 percent of the global trade in cryptocurrencies risk undercutting the country's climate goals, a study in the journal Nature Communications said on Tuesday.

Energy & Green Tech

French rail company orders 12 hydrogen trains

French national railway SNCF said Thursday it has ordered 12 hydrogen-powered trains to begin tests in four regions in 2023 as it eyes a zero-emissions future with the nascent technology.

Energy & Green Tech

Recycling – A batteries passport

Scientists at Oak Ridge National Laboratory have devised a method to identify the unique chemical makeup of every lithium-ion battery around the world, information that could accelerate recycling, recover critical materials ...

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