Steelmaking & King Arthur's sword, Excalibur: "The fact that the process of making steel was, necessarily, highly ritualized also helps to explain why this material came to be associated with magic."pic.twitter.com/bj0oJS1Afg
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Don't chew chocolate! "genius of creating hot chocolate in the mouth is that the cocoa butter encapsulates the flavor molecules until the moment you eat it, and only then does it release its cocktail of more than six hundred exotic molecules into your mouth and up your nose."
Why is the sky blue? "The reason is that the shorter wavelengths of light are more likely to be scattered than the longer ones, which means that blues get bounced around the sky more than reds and yellows. So instead of seeing a white sky when we look up, we see a blue one."pic.twitter.com/20ZY0jmOAu
On the transcendent possibilities of "solid air": "...if ever there was a material that represented our ability to explore the vastness of the solar system while at the same time speaking of the fragility of human existence, if ever there was a blue-sky material—it is aerogel."pic.twitter.com/EptX4qBukB
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