Sunlight is way older than you think
734,047 views|
Sten Odenwald |
TED-Ed
• May 2015
It takes light a zippy 8 minutes to reach Earth from the surface of the Sun. But how long does it take that same light to travel from the Sun’s core to its surface? Oddly enough, the answer is many thousands of years. Sten Odenwald explains why by illustrating the random walk problem. [Directed by Eduardo Sandoval, narrated by Addison Anderson, music by Christopher Bullé-Goyri].