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Why Do We Have Different Hair Types?

Why Do We Have Different Hair Types?

Season 1 Episode 3
9:46
Where Does Our Stress Come From?

Where Does Our Stress Come From?

Season 1 Episode 4
9:31
Can Humans Change Their Sleep Cycle?

Can Humans Change Their Sleep Cycle?

Season 1 Episode 6
8:03
Can We Change Our Body Type?

Can We Change Our Body Type?

Season 1 Episode 7
12:13
Why Does My Voice Sound Like This?

Why Does My Voice Sound Like This?

Season 1 Episode 8
7:48
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:31
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Why Am I Like This?

Where Does My Skin Color Come From?

Season 1 Episode 2

Have you ever been convinced that you’re adopted because your parents have a radically different skin color? How DO we inherit skin color in the first place? In this episode, Dr. Tina Lasisi walks us through how we genetically inherit traits, how skin color is distributed across the globe, and how the inheritance of skin color is not as straightforward as we might think.

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Why Does My Voice Sound Like This?
7:48
We explore how the structure of our vocal tract produces sound and why humans speak.
Can We Change Our Body Type?
12:13
We walk through the types of muscles and hormones that transform the body.
Can Humans Change Their Sleep Cycle?
8:03
Dr. Tina Lasisi walks us through the peaks and valleys of our circadian rhythm.
Why Do We Get Allergies? (And Are They Really Necessary?)
10:55
Let's walk through how our immune system evolved and what affects our allergies.
Where Does Our Stress Come From?
9:31
We explore the evolutionary function of stress.
Why Do We Have Different Hair Types?
9:46
We walk through why hair varies so much across all humans.
How Did We Evolve a Sense of Smell?
10:38
In this episode, we walk through how our brain develop and process smell.
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