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Room-temperature superconductors: Here’s everything you need to know

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Room-temperature superconductors could be transformative for science

Science Photo Library/Alamy

It has been over a hundred years since researchers discovered that some materials can conduct electricity perfectly. Such a superconductor could be transformative for science and technology but all claims of creating one that would work at room temperature and pressure, including recent studies of a material named LK-99, have proven controversial.

Superconductivity was discovered in 1911 when physicist Heike Kamerlingh Onnes noticed that a mercury wire cooled to about -269°C (-452.2°F) does not resist the flow of electricity. Within a few years …



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