Why not? It is educational and it tastes good, too. [Science with Screens] has a different kind of crystal in mind: copper crystals. You can see the result in the video below. To grow pure metal ...

The copper oxide might look like it’s disappeared ... Speaker one A pure sample of crystal can be collected by filtering and then evaporating that salt solution. Speaker two This is an example ...

Stephen Lin Er Chow from the National University of Singapore (NUS) Department of Physics have designed and synthesized a groundbreaking new material—a copper-free superconducting oxide ...