Up Next
Back to Show
It's Okay to Be Smart
Biomass - How Much Does Life on Earth Weigh?
Season 6
Episode 17
Are humans really Earth’s most dominant species? Let’s put all of the planet’s living things on a scale and see what has amassed the most mass. This week we break down the concept of “biomass” to judge Earth’s living things from top to bottom, and see how humans have changed the world.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
6:28
How will we do a Green Revolution 2.0?
10:44
Can trees really save us from climate change?
9:43
Could You Be a Chimera?
11:30
I went to NASA in Houston to talk to astronaut Don Pettit.
7:20
Why is ice slippery? It's a more complicated answer than it seems!
11:11
Recycling is broken. Here's how we can fix it.
14:55
People say insects are the food of the future.
11:53
Here’s a rundown of a few of the human body’s biggest evolutionary fails!
13:11
Meet your cousin: Homo naledi.
8:51
Why are trees and other plants green? The answer is full of surprises.
8:46
How do we see color in the first place?
11:20
Earth’s climate is changing in a big way.