Fast-flowing electrons may mimic astrophysical dynamos

A powerful engine roils deep beneath our feet, converting energy in the Earth's core into magnetic fields that shield us from the solar wind. Similar engines drive the magnetic activity of the sun, other stars and even other ...

Fighting climate change with 'poop power'

The stench of clogged toilets fills the air at the US capital's wastewater treatment facility. And for good reason—it's one of the world's largest projects to transform human waste into electricity.

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