Ologies

Biominerology (SHELLS) with Robert Ulrich

Bones. Shells. Reefs. Teeth. Biominerology. The wonderful UCLA geochemist Rob Ulrich answers a giant pile of questions such as: How do crystalline structures materialize out of thin air and water? How do squishy animals make such hard shells? What’s the difference between a shell and an exoskeleton? What’s the noise you hear when you listen to a seashell?…