Neil deGrasse Tyson
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Appearances Over Time
Podcast Appearances
So how do we, so you say we branched off because we had this, we humans, life form as we know it now, branched off from a lot of different things.
It turns into meteor dust, goes into the stratosphere, and cloaks Earth, blocking sunlight, taking out the base of the food chain, and sending a wave of extinction that percolates across the tree of life.
So the best evidence today suggests that we were happy in the trees like other primates.
Then it was climate change.
And the forest went away.
Have a nice day.
We came down out of the trees.
Now we're in the grasses.
But wait a minute.
But if you're dragging your knuckles in the grasses, you can't see a predator.
We're just inferring there was a metallic asteroid because there's just this layer.
Like the lion.
So you want to be able to look above.
Some years later, some oil company drilling in the Gulf, they found this anomaly under the ocean, this wall of dense rock.