Podcast Episodes
Back to SearchHow Do Painkillers Know Where Your Pain Is?
Season 1 Episode 41
Daniel had a headache. Mom gave him Advil. The headache went away.
So he asked the obvious question. How did the Advil know to go to his head?
It didn'…
5 hours ago
How Does Anesthesia Work?
Season 1 Episode 40
Daniel's friend had surgery last week. One second the doctor was counting down. The next second he was waking up. Hours had passed. He remembered non…
2 days, 4 hours ago
Snow Isn't White. Here's What's Actually Happening.
Season 1 Episode 39
Daniel looks out the window at snow and asks why it's white. Water isn't white. Ice isn't really white. So why is snow?
The answer starts with a corre…
2 days, 7 hours ago
The Science Behind Noise Cancelling Headphone
Season 1 Episode 38
Daniel put on his noise cancelling headphones on a plane and the engine noise just disappeared.
He assumed it was thick padding blocking the sound.
He …
2 days, 8 hours ago
Machine Learning: The Tech Behind Everything You Use
Season 1 Episode 37
Mom asks Daniel a simple question. Does he think someone at YouTube watches videos all day and decides what to recommend to him?
He thinks about it. T…
2 days, 11 hours ago
Same Earthquake. Completely Different Disaster.
Season 1 Episode 36
Daniel wants to know why Japan gets so many earthquakes while where he lives barely feels any.
The answer starts underneath his feet.
The Earth's crust…
3 days, 10 hours ago
mRNA Vaccines: The Idea That Kept Getting Rejected
Season 1 Episode 35
Daniel knows he has had vaccines. He never really understood what they were doing inside his body.
So he asked.
The explanation starts with something s…
3 days, 11 hours ago
GPS: The $2 Million a Day Service You Use for Free
Season 1 Episode 34
Daniel uses GPS every day. He has never paid for it. And he just realized that someone must be paying for all those satellites.
Someone is. The US gov…
4 days ago
Why Are Sloths So Slow? They aren't Lazy. They're Brilliant.
Season 1 Episode 33
Daniel was watching a sloth video. Mom asked why he thought they were so slow.
He said lazy.
He was wrong.
Sloths are one of the most extraordinarily we…
4 days, 11 hours ago
AI Is Everywhere. Why Is Everything Suddenly Powered by it?
Season 1 Episode 32
Daniel noticed it before Mom did.
His homework app has it. The search engine has it. She used it to write an email last week. AI went from something y…
5 days, 3 hours ago