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The same folks who decided Pluto wasn't a planet anymore. Or is it back to planethood this week? I don't follow it.

Tesla was indubitably a genius and did a lot of groundbreaking work. But he as...

You can't get energy out, without putting energy in. You will have to put a little extra, actually, because no energy conversion is 100% efficient. And to get energy out, you actually have to have...