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2022-02-23: Are Cosmic Strings Cracks in the Universe?
- 00:58: ... sort of get ironed out, a little like how the complex crystal structure of ice dissolves when it melts. It seems pretty certain that in ...
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2020-12-08: Why Do You Remember The Past But Not The Future?
- 02:55: ... embedded glassy grains, and those grains recall ancient heat in their crystal structures. ...
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2020-04-07: How We Know The Earth Is Ancient
- 09:33: ... Some crystals like zircon tend to incorporate uranium atoms into their crystal structure when forming, while at the same time repelling lead. So any lead you ...
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2017-09-28: Are the Fundamental Constants Changing?
- 13:55: I mean, crystal structures diffract x-rays.
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