Liked on YouTube: What happened before the Big Bang?

What happened before the Big Bang?
Understanding how the universe began has been a goal for scientists, philosophers, and theologians for millennia. In this video, Fermilab’s Dr. Don Lincoln describes the scientific view on this topic. He covers what we know, what we think, and what we may forever never know. To learn more visit: http://fnal.gov
via YouTube https://www.youtube.com/watch?v=dr6nNvw55C4