Like all of us, economist Tyler Cowen loves a good story. But in this intriguing talk, he asks us to step away from thinking of our lives -- and our messy, complicated irrational world -- in terms of a simple narrative.

Becky Blanton planned to live in her van for a year and see the country, but when depression set in and her freelance job ended, her camping trip turned into homelessness. In this intimate talk, she describes her experience of becoming...

It's taken the work of many programmers to turn computers into something we carry in our pockets, and here are five (technically 10!) that we think you should be aware of.

Why do we call women ladies? Well, etymologically-speaking, the word comes from the Old English words for hlaf (bread) and daege (maid), which, combined, mean the female head of the household and eventually indicated high social...

John Koenig loves finding words that express our unarticulated feelings -- like "lachesism," the hunger for disaster, and "sonder," the realization that everyone else's lives are as complex and unknowable as our own. Here, he meditates...

An ode to tau in sonnet form.

After speaking at TED2007 on elegance in physics, the amazing Murray Gell-Mann gives a quick overview of another passionate interest: finding the common ancestry of our modern languages.

Statistics are persuasive. So much so that people, organizations, and whole countries base some of their most important decisions on organized data. But any set of statistics might have something lurking inside it that can turn the...

In which John Green teaches you about Kurt Vonnegut's most famous novel, Slaughterhouse-Five. Vonnegut wrote the book in the Vietnam era, and it closely mirrors his personal experiences in World War II, as long as you throw out the time...

From a stinky and crude inception, the word fizzle's history is nothing to poo poo at. Jessica Oreck and Rachael Teel track the road from flatulence to its modern meaning of a failure or weak ending.

Hank unravels the fascinating yarn of how the world came to use so-called Arabic numerals -- from the scholarship of ancient Hindu mathematicians, to Muslim scientist Al-Khwarizmi, to the merchants of medieval Italy.

When 19th century Portuguese travelers landed in Hawaii with a small four-stringed guitar, a member of the king's court, nicknamed Jumping Flea, or ukulele in Hawaiian, took to the instrument. Jessica Oreck and Rachael Teel explain how...

In this episode of Crash Course Psychology, Hank tackles some difficult topics dealing with prejudice, stereotyping, and discrimination.

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In which John continues the discussion of JD Salinger's Catcher in the Rye. This week John reads the novel with Salinger's life story in mind. John explores how Salinger's war experience, educational background, and romantic life inform...

Smuggling yourself aboard the rogue submarine was the easy part. Hacking into the nuclear missile launch override — a little harder. And you've got a problem: you don't have the override code. You know you need the same numbers that were...

In 2011, journalist Bruno Torturra covered a protest in São Paulo which turned ugly. His experience of being teargassed had a profound effect on the way he thought about his work, and he quit his job to focus on broadcasting raw,...

Do you mumble to yourself while looking for your keys, or pump yourself up in the morning with a bathroom mirror pep talk? It may actually be helpful,but only if you do it right.

Ann Morgan considered herself well read -- until she discovered the "massive blindspot" on her bookshelf. Amid a multitude of english and American authors, there were very few books from beyond the english-speaking world. So she set an...

Biologist Mark Pagel shares an intriguing theory about why humans evolved our complex system of language. He suggests that language is a piece of "social technology" that allowed early human tribes to access a powerful new tool:...

Book designer Chip Kidd knows all too well how often we judge things by first appearances. In this hilarious, fast-paced talk, he explains the two techniques designers use to communicate instantly -- clarity and mystery -- and when, why...

The early 1900s was an amazing time for Western science, as Albert Einstein was developing his theories of relativity and psychology was born, as Sigmund Freud and psychoanalysis took over the scientific mainstream. Karl Popper observed...

You might know of dyslexia as a reading disorder, but years of research suggests that people with dyslexia might struggle with processing letters because they also have trouble processing rhythm.

In which John Green teaches you about the poetry of Sylvia Plath. When a lot of people think about Sylvia Plath, they think about her struggles with mental illness and her eventual suicide. Her actual work can get lost in the shuffle a...

It’s probably not a surprise that many ancient texts are a bit worn out and tattered, and that makes deciphering what they say quite a task. But with new computer tech and artificial intelligence, we are getting much clearer glimpses of...