How one scientist averted a national health crisis - Andrea Tone
Adults History
In 1960, Frances Kelsey was one of the Food and Drug Administration's newest recruits. Before the year was out, she would begin a fight that would save thousands of lives - though no one knew it at the time.
Are We All Related?
Adults History
In part 3 of our special series on human ancestry, we investigate how closely related we all really are.
Which is stronger: Glue or tape? - Elizabeth Cox
Adults History
The oldest glue in the world is over 8,000 years old and comes from a cave near the Dead Sea.
This What Quantum Mechanics Looks Like?
Adults History
If we didn't have neutrons, harnessing nuclear energy would be impossible.
What causes headaches? - Dan Kwartler
Adults History
In ancient Greece, the best-known remedy for a long-standing headache was to drill a small hole in the skull to drain supposedly infected blood.
Time: The History & Future of Everything - Remastered
Adults History
The History & Future of Everything
A day in the life of an ancient Athenian
Adults History
It's 427 BCE, and the worst internal conflict ever to occur in the ancient Greek world is in its fourth year.
The myth of Thor's journey to the land of giants - Scott A. Mellor
Adults History
Thor - son of Odin, god of thunder, and protector of mankind - struggled mightily against his greatest challenge yet: opening a bag of food.
10 Strangest Mysteries That Remain Unsolved
Adults History
What do you think happened?
The coin flip conundrum - Po-Shen Loh
Adults History
When you flip a coin to make a decision, there's an equal chance of getting heads and tails.
How Evolution works
Adults History
The theory of evolution explains how the enormous variety of life could come into existence. How it is possible for primitive life forms to spawn the millions of different creatures, that exist today.
The rise and fall of the Inca empire
Adults History
It was the western hemisphere's largest empire ever, with a population of nearly 10 million subjects.
Why Cities Exist
Adults History
More than 90% of the richest countries population lives in the cities. Here is why?
Kids Try 100 Years of the Most Expensive Foods | Bon Appetit
Adults History
In this episode of "Kids Try Food", the kids try 100 years of expensive foods. Let's see how kids eat and react to raw oysters, frog legs provençale, shrimp cocktail, lobster thermidor, beef wellington with Madeira truffle sauce, truffled tagliatelle with truffle butter and shaved truffles, caviar and egg, seared foie gras with cherry gastrique, Barclay prime wagyu cheesesteak with yellow label Veuve Clicquot, Manila Social Club 24K golden Cristal Ube donut.
The myth of Oisin and the land of eternal youth - Iseult Gillespie
Adults History
In a typical hero's journey, the protagonist sets out on an adventure, undergoes great change and returns in triumph to their point of origin. But in the Irish genre of myth known as echtrai, the journey to the otherworld ends in a point of no return. Iseult Gillespie shares the myth of Oisin and the land of eternal youth.
The Truth About the Titanic Has Been Revealed
Adults History
Recent findings reveal the truth that has been buried for over one hundred years. Scientists have debunked the theory that the cause of the Titanic sinking was an iceberg.
How to Figure Out the Day of the Week For Any Day Ever
Adults History
You might think that computers are the only things that run algorithms, but you're wrong. Here's a neat mental trick for calculating the day of the week for any day ever, developed by famous mathematician John H. Conway