Future Robotics: Hydrogen Metal | RobotShop Community

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If you thought the most expensive material on the planet was a diamond, you were likely not considering radioactive elements like plutonium (or drugs like LSD), or very rare like californium. Scientists at Harvard have added a new one to the list of most expensive materials and it may even be at the top of the list - hydrogen metal.

This is a companion discussion topic for the original entry at https://community.robotshop.com/blog/show/future-robotics-hydrogen-metal
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It’s the first-ever sample of metallic hydrogen on Earth, so when you’re looking at it, you’re looking at something that’s never existed before.That’s what this idea is about, to have a skeleton when you need it, melt it away when you don’t, and then reform it.