"Galileo's Pendulum" is a blog covering physics, astronomy, math, and related topics - all for a non-specialist audience. I am especially interested in showing how science actually works, and how the various conceptual pieces fit together to make the theoretical framework that provides the best description of the natural world.
Galileo's Pendulum's Latest Posts
Dark matter and dark energy make up 95% of all the stuff in the cosmos, but what is it? Our newest CosmoAcademy offering, starting next week, explores what we know — and don’t know — about these mysterious substances. About 85% of all matter in the universe is dark matter, a mysterious substance unlike all […]
[ Quick advertisement: my newest online class, “Gravity and Orbits”, starts a week from today. Sign up now, and please tell your friends! ] Late last week, researchers with the Planck cosmic microwave background observatory released the newest analysis of their data. This combined the Planck data with the BICEP2 polarization data that caused such […]
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