Neil deGrasse Tyson
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Appearances Over Time
Podcast Appearances
Surrounding the shadow.
The shadow is the absence of the light.
The presence of the tree is the absence of the light.
Oh, man.
Then only the shadow knows.
You got me?
Are we good there?
If it doesn't affect anything.
Wow, so this is a sci-fi story.
Dark matter people coexisting with regular matter people.
We would just walk through each other.
And the molecules won't interact at all because that uses forces that dark matter doesn't respect.
Yeah.
There's a movie about that.
It's so cool, too.
There's a movie waiting to happen in there.
Man, man.
Okay, so, all right, so we got dark matter, dark energy, that's 95% of everything.
So you're saying a neutrino is an example of a physical object that doesn't really interact with us.
Only very weakly.