Cosmic Thoughts: You, Me, and the Trees

Have you seen Cosmos , the documentary series hosted by Neil deGrasse Tyson? It aired in 2014, but I recently discovered it on Netflix. So far, I’ve watched only the first two episodes, but I was so impressed I watched each one twice. As I told my daughter, the show is like The Magic School Bus for adults. It’s educational and fact-based, but oh-so-fascinating. In episode one, we learn that we humans are made of star stuff--literally. Stars gave us the carbon in our muscles, the calcium in o...