Sunlight is way older than you think

Name: Sunlight is way older than you think
Uploaded: 2025-01-15T21:22:24Z
Duration: 4 min 21 s
Description: 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].

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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].