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Strange superpower! Substance stays same size News

by David, 24 June 2021 | 0 comments

Image of a metal engine.

Have you ever wondered why there are gaps in footpaths, and at the ends of bridges? Bridges, footpaths and many other structures get bigger when they heat up, and they need gaps so they don’t break on hot days. But Australian scientists have discovered a material that stays the same size over a wide range…

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