Episode 13: The speed of light

Learn more about this cosmic speed limit, including how you can measure it at home.
By | Published: February 24, 2012 | Last updated on May 18, 2023

Questions, comments, or ideas for future episodes? Contact Liz and Bill at
cosmicadventures@astronomy.com

Expand your knowledge at Astronomy.com

Intro to the Sky
Astronomy NewsVideos