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It's Okay to Be Smart
Glass is Solid… So Why Is It Clear?
Season 8
Episode 25
Glass is made of sand, which is a kind of rock. But glass is transparent, and rocks aren’t transparent. What’s up with that? Why is glass clear? And why can I sit on a chair? And why can we touch anything? Today we zoom down to the weird world of electron clouds and quantum touching to find the answers.
19:10
There's an absolutely weird, but surprisingly common phenomenon called sensory adaptation.
11:50
Scientists in Florida can recreate a Category 5 hurricane in a box the size of a bedroom.
10:41
Are humans still evolving? And how have our technological advances affected the process?
19:07
Illusions teach us how our brain constructs a three-dimensional reality using 2-D images.
22:18
Joe talks biology with science communicator extraordinaire Prof. Brian Cox.
9:42
We explore why animals like whales, elephants, and other large animals not get cancer.
10:16
The real magic of mirrors is far stranger and more interesting, as you’re about to learn.
16:14
We take a look at how amazing the ability to read is.
17:56
Neuroscientist David Eagleman talks about illusions that make the moving picture possible.
16:20
Here's what I've learned about the possible end of this pandemic.
15:15
We explore what we can actually do about pollution.
14:29
We explore why we dream.