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How Many Heartbeats Do We Get?

How Many Heartbeats Do We Get?

Season 3 Episode 16
4:27
Why Vaccines Work

Why Vaccines Work

Season 3 Episode 17
6:38
Why Does February only have 28 days?

Why Does February only have 28 days?

Season 3 Episode 18
4:28
Your #ScienceWoman Heroes

Your #ScienceWoman Heroes

Season 3 Episode 20
4:46
What Color is the Universe?

What Color is the Universe?

Season 3 Episode 21
2:51
What's The Loudest Possible Sound?

What's The Loudest Possible Sound?

Season 3 Episode 27
3:49
Does The Moon Really Orbit The Earth?

Does The Moon Really Orbit The Earth?

Season 3 Episode 28
2:44
When Will We Stop Using Oil?

When Will We Stop Using Oil?

Season 3 Episode 29
5:10
The Surprising Places We Waste Energy

The Surprising Places We Waste Energy

Season 3 Episode 30
3:26
Which Came First - Flowers or Bees?

Which Came First - Flowers or Bees?

Season 3 Episode 32
5:19
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It's Okay to Be Smart

There's No Such Thing As Cold

Season 3 Episode 13

You've felt cold before. Sometimes it's cold outside. But what if I told you that "cold" isn't real? There's no substance or quantity called "cold" in science. We can't measure the amount of "cold" in something.

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Season
How We Solved the Greatest Riddle In Navigation
13:41
The secret is In order to know WHERE you are, you need to first know WHEN you are.
Why 8 Eyes Are Better Than 2 (…If You're a Spider)
15:07
We learn how spider vision works.
The Unbelievable Story of Earth’s Most Epic Flood
12:44
Let's learn the story of one of the worst natural disasters that’s ever happened!
The Biggest Myth About Climate Change
27:56
We learn about all the reasons that Earth’s climate changes, natural and otherwise.
The Crime Wave We Can Blame on… Neutron Stars?
12:31
Turns out, we can blame it all on neutron stars and some oddities of the periodic table.
Why is Puberty so Weird?
10:00
Join Joe in this whirlwind tour of the endocrine system to find the answers.
Why No One Can Agree What’s Really the Tallest Mountain
8:29
Is Everest the tallest mountain on Earth? The answer is not as simple as you might think.
Trying to Land a Plane (to Prove a Point)
17:59
Turns out we’re all at risk of being overconfident about something.
Why You Can’t Smell Yourself?
19:10
There's an absolutely weird, but surprisingly common phenomenon called sensory adaptation.
Making a Hurricane Indoors (For Science)
11:50
Scientists in Florida can recreate a Category 5 hurricane in a box the size of a bedroom.
Are Humans Still Evolving?
10:41
Are humans still evolving? And how have our technological advances affected the process?
How Illusions Can Explain Reality
19:07
Illusions teach us how our brain constructs a three-dimensional reality using 2-D images.
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