How We Know Dark Matter Exists | The Evidence for Modern Physics

Just 5% of the universe is made of all known matter in existence—the other 95% is dark matter and dark energy. So how do we detect, measure, and account for it? Prepare for blastoff, cadet; outer space is about to get weird. This video is lecture 19 from the series The Evidence for Modern Physics: How We Know What We Know Stream the full series now on Wondrium! 00:00 What is Dark Matter? 05:45 Fritz Zwicky Coins the Term “Dark Matter“ 07:39 Vera Rubin’s Observations on Dark Matter 12:56 Gravitational Lensing and Distortion 16:44 Possible Explanations for Dark Matter 21:31 Modified Newtonian Equations 25:10 Testing Theories on Dark Matter –––––––– Welcome to Wondrium on YouTube. Here, you can enjoy a carefully curated selection of educational videos from our library of history and science series. If you’ve ever wanted to travel back in time, wondered about the science of life, or dreamt of exploring the