Title

Big Bang Theory, Dark Matter and Dark Energy: 2. What’s the Evidence for the Big Bang and Expansion of the Universe? What Do We Measure and How?

Streaming Media

Abstract

What’s the evidence? How we know the Big Bang happened, and that the universe is expanding and accelerating. How we measure how fast different parts of the Universe are moving away.

Document Type

Presentation

Publication Date

2012

Notes/Citation Information

This was part of the College of Arts & Sciences "What's New in Science" series in 2012.

Click here for the FAQs and answers for the Big Bang, Dark Matter, and Dark Energy.