TIL a little about how superconductors work: https://www.reddit.com/r/askscience/comments/3upf8k/how_is_zero_resistance_possible_wont_the/ …
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TIL a little about how superconductors work: https://www.reddit.com/r/askscience/comments/3upf8k/how_is_zero_resistance_possible_wont_the/ …