Ask Ethan: How sure are we that the Universe is 13.8 billion years old? (Synopsis)
“Normal science, the activity in which most scientists inevitably spend almost all their time, is predicated on the assumption that the scientific community knows what the world is like.” -Thomas S. Kuhn For all of human history, the biggest questions have fascinated us. Where did the Universe come from? How old is it? And what … Read moreAsk Ethan: How sure are we that the Universe is 13.8 billion years old? (Synopsis)