Science for Young People from 4 to 400

 NASA History of the Universe

April 9: Science for Young People from 4 to 400: “Touching the Stars – Primordial Hydrogen, by J. Eckelkamp

A very short history of our universe, and a cool experiment you can do at home with Hydrogen, that very ancient element that was created just about at the beginning of the big bang — nearly 14 billion years ago.