Up Next
Back to Show
It's Okay to Be Smart
Why We Are Losing the Night Sky
Season 7
Episode 16
It never gets dark anymore. Not REALLY dark, anyway. Not like it used to. Light pollution is not only making it more difficult to see the night sky, but it's also affecting our health. For the past century and a half, since the dawn of electric light, we’ve been losing our connection to the night. We need artificial light for modern society, of course.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
13:41
The secret is In order to know WHERE you are, you need to first know WHEN you are.
15:07
We learn how spider vision works.
12:44
Let's learn the story of one of the worst natural disasters that’s ever happened!
27:56
We learn about all the reasons that Earth’s climate changes, natural and otherwise.
12:31
Turns out, we can blame it all on neutron stars and some oddities of the periodic table.
10:00
Join Joe in this whirlwind tour of the endocrine system to find the answers.
8:29
Is Everest the tallest mountain on Earth? The answer is not as simple as you might think.
17:59
Turns out we’re all at risk of being overconfident about something.
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.