Why is the Ocean Blue?

Published: April 26, 2011, 3:04 p.m.

Why is the Ocean Blue? Several students have submitted this question to Untamed Science, so we've decided to take on the challenge of answering it. It all has to do with physics and the way light reflects off of objects and the way light is absorbed by water. Basically long red wavelengths are absorbed first in the water column. Learn more about why the ocean appears blue and watch more of our videos.