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A new method could pull power from Earth’s magnetic field
For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to ...
Ello!<BR><BR>So, a homopolar generator is really simple, at least in concept. Get a conductive disk spinning inside a magnetic field and the axel & edge acrue a voltage differential.<BR><BR>My ...
Our protective blanket helps shield us from unruly space weather. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Earth's magnetic field — also ...
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