How-Do-We-Know: Astrology, Astronomy, and Cosmology - Ron Garret
This is the second in a series of talks on the history of science and how we came to our present understanding of how our world works. This installment focuses on astronomy and cosmology, tracing the history of these fields from the ancient Greeks through to the recent discoveries of dark matter, dark energy, and gravitational waves.
Ron Garret is a software engineer by trade. He is currently working on easy-to-use-cryptography software. He was a co-founder and CTO of Virgin Charter, and an early hire at Google. He was previously a rocket scientist. He also made a feature-length documentary about homelessness (http://www.graceofgodmovie.com/). His blog can be found at http://blog.rongarret.info/.
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