How Entropy Powers The Earth (Big Picture Ep. 4)

This video is about how we don't just need energy to power our lives, we need *low entropy* energy! This is also known as "free energy", and one way of thinking about entropy is as the lack of free energy. The sun provides us with useful, low entropy, energy in the form of photons of visible light, which are then absorbed and converted into plants, sugar, complex molecules, etc, before being radiated back into space as heat, which has much higher entropy.

Read more ›

Login to rate this video.

You can place this video on your website by inserting the (X)HTML code below:

Embed code:
<iframe src="" width="400" height="330" frameborder="0"></iframe>

You can email this video to your friends by entering their addresses below:

Your information:

add Add another recipient

Human verification:

People who liked this video also liked

The world's only float-through McDonalds
Dinosaurs - the true story
1223 Pound Giant Pumpkin Timelapse
Nov. 10, 1989: Celebration at the Berlin Wall
Zoom out from earth
Wingsuit Flying over the Maldives Islands


4 comments posted so far. Login to add a comment.

Expand all comments

Picture of thefox30 achievements

+4 1. thefox commented 5 years ago

I didn't have the energy to watch it all the way through. :|
Picture of smi55 achievements

+2 2. smi commented 5 years ago

#1 I guess that makes you low entropy :)
Picture of brandx36 achievements

+3 3. brandx commented 5 years ago

#2 High entropy :S
Picture of bella131 achievements

0 4. bella1 commented 5 years ago

thefox is at equilibrium 8-)