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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.
Where Does My Skin Color Come From?
9:20
In this episode, Dr. Tina Lasisi walks us through how we genetically inherit skin color.
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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