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• 04:23

The coin flip conundrum - Po-Shen Loh

341 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-coin-flip-conundrum-po-shen-loh When you flip a coin to make a decision, there's an equal chance of getting heads and tails. What if you flipped two

• 03:50

The Most Beautiful Equation in Math

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Happy Pi Day from Carnegie Mellon University! Professor of mathematical sciences Po-Shen Loh explains why Euler’s Equation is the most beautiful equation in math. The video was filmed as part of a pi and pie discussion with CMU alumna, baker and blo

• 03:49

A Different Way to Solve Quadratic Equations

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Here at Expii, we love thinking about new ways to solve any problem, and this is our newest adventure: solving quadratic equations differently. This method takes out the guesswork, is simple, and is easier to understand than what is typically written in t

• 04:58

What is the tragedy of the commons? - Nicholas Amendolare

255 views / 1 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-is-the-tragedy-of-the-commons-nicholas-amendolare Is it possible that overfishing, super germs, and global warming are all caused by the same thing

• 04:30

Where do math symbols come from? - John David Walters

385 views / 1 likes - added

Sign up for our newsletter here: https://ed.ted.com/newsletter View full lesson: https://ed.ted.com/lessons/where-do-math-symbols-come-from-john-david-walters Math is full of symbols: lines, dots, arrows, English letters, Greek letters, superscripts, subs

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• 05:26 Popular

Can you solve the dark coin riddle? - Lisa Winer

743 views / 0 likes - added

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/tededcoinflip You heard the travelers’ tales, you followed the maps, and now, you’ve finally located the dungeon contain

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• 05:21

How do cigarettes affect the body? - Krishna Sudhir

233 views / 2 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-do-cigarettes-affect-the-body-krishna-sudhir Cigarettes aren’t good for us. That’s hardly news -- we’ve known about the dangers of smoking for decad

• 04:55

What causes heartburn? - Rusha Modi

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Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-causes-heartburn-rusha-modi Humans have been battling heartburn for hundreds, if not thousands, of years. But recently the incidence has risen, mak

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• 03:45

Can you solve the troll’s paradox riddle? - Dan Finkel

270 views / 0 likes - added

Practice more problem-solving at https://brilliant.org/TedEd/ Solution to bonus riddle: https://brilliant.org/TedEdTrollParadox/ You and your brother have discovered another realm and set off exploring the new wonderful world. Along the way, you see a tro

• 04:58

Zen kōans: unsolvable enigmas designed to break your brain - Puqun Li

181 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/zen-koans-unsolvable-enigmas-designed-to-break-your-brain-puqun-li How do we explain the unexplainable? This question has inspired numerous myths, relig

• 05:11

History vs. Augustus - Peta Greenfield & Alex Gendler

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Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/history-vs-augustus-alex-gendler-and-peta-greenfield His reign marked the beginning of one of history’s greatest empires … and the end of one of its fir

• 05:25

Can you survive nuclear fallout? - Brooke Buddemeier and Jessica S. Wieder

183 views / 0 likes - added

Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/can-you-survive-nuclear-fallout-brooke-buddemeier-and-jessica-s-wieder Nuclear weapons are some of the most powerful tools o

• 05:32

How one scientist averted a national health crisis - Andrea Tone

150 views / 0 likes - added

TED wants to promote student ideas! Learn more here: http://bit.ly/2M7hd87 View full lesson: https://ed.ted.com/lessons/how-one-scientist-averted-a-national-health-crisis-andrea-tone In 1960, Frances Kelsey was one of the Food and Drug Administration’s ne

• 05:12

History through the eyes of a chicken - Chris A. Kniesly

228 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/history-through-the-eyes-of-a-chicken-chris-a-kniesly The Ancient Egyptian king Thutmose III described the chicken as a marvelous foreign bird that “giv

• 05:13

How squids outsmart their predators - Carly Anne York

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Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-squids-outsmart-their-predators-carly-anne-york There are about 500 species of squid, and they live in all the world’s oceans, making them a reliabl

• 05:24

Why should you read Kurt Vonnegut? - Mia Nacamulli

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Download a free audiobook version of "Slaughterhouse Five" and support TED-Ed's nonprofit mission: https://adbl.co/2DPI5Ys Check out our full book recommendation: https://shop.ed.ted.com/products/slaughterhouse-five Kurt Vonnegut found the tidy, satisfyin

• 04:52

Are there universal expressions of emotion? - Sophie Zadeh

212 views / 0 likes - added

Learn more about TED-Ed Clubs here: http://bit.ly/2z8YFSo View full lesson: https://ed.ted.com/lessons/are-there-universal-expressions-of-emotion-sophie-zadeh The 40 or so muscles in the human face can be activated in different combinations to create thou

• 05:13

Whats a squillo, and why do opera singers need it? - Ming Luke

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Discover the techniques opera singers use to project their voices over the orchestra and the importance of a singers squillo. --An orchestra fills an opera house with music, but a singers voice soars above the instruments. Its melody rings out across thou

• 05:16

The high-stakes race to make quantum computers work - Chiara Decaroli

582 views / 0 likes - added

Get to know the unique properties of quantum computers and the obstacles that have prevented this theoretical technology from becoming a reality. --Quantum computers could eventually outstrip the computational limits of classical computers. They rely on t

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• 05:11

The first and last king of Haiti - Marlene Daut

143 views / 0 likes - added

Dive into the life of Henry Christophe, a former slave and leader in the Haitian Revolution and the only king of Haiti. --The royal couple of Haiti rode into their coronation to thunderous applause. After receiving his ornate crown, Henry Christophe ascen

• 05:27

Can you solve the sea monster riddle? - Dan Finkel

57 views / 1 likes - added

Practice more problem-solving at https://brilliant.org/TedEd/ --According to legend, once every thousand years a host of sea monsters emerges from the depths to demand tribute from the floating city of Atlantartica. As the ruler of the city, youd always d

• 05:05

How do viruses jump from animals to humans? - Ben Longdon

157 views / 0 likes - added

Discover the science of how viruses can jump from one species to another and the deadly epidemics that can result from these pathogens.--At a Maryland country fair in 2017, farmers reported feverish hogs with inflamed eyes and running snouts. While farmer

• 04:48

A day in the life of a Cossack warrior - Alex Gendler

93 views / 0 likes - added

Join the Cossack soldier Stepan as he tries to keep order in the battalion and help his people regain their independence. --The year is 1676, and a treaty has officially ended hostilities between the Polish-Lithuanian Commonwealth and the Ottoman Empire.

• 05:26

How does chemotherapy work? - Hyunsoo Joshua No

65 views / 0 likes - added

Discover how chemotherapy drugs use cytotoxic agents to attack cancer cells and the impact they have on your body. --During World War I, scientists were trying to develop an antidote to the poisonous yellow cloud known as mustard gas. They discovered the

• 04:25

Why havent we cured arthritis? - Kaitlyn Sadtler and Heather J. Faust

92 views / 0 likes - added

Get to know the science behind what causes the stiff, creaky joints of the most common forms of arthritis and what you can do to prevent it. --The bad backs, elbow pain, and creaky knees so common in older people often aren't just old age. In fact, the so

• 04:41

The physics of surfing - Nick Pizzo

118 views / 0 likes - added

Wondering how you can catch the perfect wave? Dive into the fascinating and complex physics of surfing. -- Whether or not you realize it, surfers are masters of complicated physics. The science of surfing begins as soon as a board first hits the water. Su

• 04:33

Why should you read The Master and Margarita? - Alex Gendler

146 views / 0 likes - added

Get to know the Russian classic The Master and Margarita, a genre-defying blend of political satire and occult mysticism about a visit from the Devil.--The Devil has come to town. But dont worry all he wants to do is stage a magic show. This absurd premis

• 04:40

The electrifying speeches of Sojourner Truth - Daina Ramey Berry

45 views / 0 likes - added

Get to know the story of Sojourner Truth, a woman born into slavery who became known as a powerful orator and outspoken activist. --Isabella Baumfree was born into slavery in late 18th century New York. Fleeing bondage with her youngest daughter, she rena

• 05:12 New

The rise and fall of the Celtic warriors - Philip Freeman

5 views / 0 likes - added

Trace the rise and fall of the ancient Celts, a group of hundreds of independent warrior tribes defeated by the Roman Empire. --One summer evening in 335 BCE, Alexander the Great was resting by the Danube River when a band of strangers approached his camp

• 05:13

What is consciousness? - Michael S. A. Graziano

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Explore the theories of human consciousness and the science of how your brain works to create a conscious experience. -- Patient P.S. suffered a stroke that damaged the right side of her brain, leaving her unaware of everything on her left side. If someon

• 05:21

The rise and fall of the Byzantine Empire - Leonora Neville

284 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-rise-and-fall-of-the-byzantine-empire-leonora-neville Most history books will tell you that the Roman Empire fell in the fifth century CE, but this

• 05:04

Can you solve the dragon jousting riddle? - Alex Gendler

117 views / 0 likes - added

Practice more problem-solving at https://brilliant.org/TedEd/ -- After years of war, the worlds kingdoms have come to an agreement. Every five years, teams representing the elves, goblins, and treefolk will compete in a grand tournament of dragon jousting

• 04:51 Popular

The accident that changed the world - Allison Ramsey and Mary Staicu

742 views / 0 likes - added

Learn how Alexander Fleming discovered penicillin, and how the antibiotic has changed medicine and the treatment of infections. --In 1928, scientist Alexander Fleming returned to his lab and found something unexpected: a colony of mold growing on a Petri

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• 05:10

What “Machiavellian” really means - Pazit Cahlon and Alex Gendler

143 views / 0 likes - added

Download a free audiobook version of "The Art of War" and support TED-Ed's nonprofit mission: https://adbl.co/2CDGJi9 Check out our full book recommendation: https://shop.ed.ted.com/products/the-art-of-war -- From Shakespeare’s plays to modern TV dramas,

• 06:02

What yoga does to your body and brain - Krishna Sudhir

27 views / 0 likes - added

Explore the ancient tradition of yoga, and discover how its blend of physical and mental exercise impacts your health.--There are many different approaches to modern yoga though most forms have three core elements: physical postures, breathing exercises,

• 04:57

How your digestive system works - Emma Bryce

330 views / 1 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-your-digestive-system-works-emma-bryce Across the planet, humans eat on average between 1 and 2.7 kilograms of food a day, and every last scrap make

• 04:54

What is phantom traffic and why is it ruining your life? - Benjamin Seibold

53 views / 0 likes - added

Download a free audiobook version of "Astrophysics for People in a Hurry" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed Check out our full book recommendation: https://shop.ed.ted.com/collections/ted-ed-book-recommendations/produc

• 02:32

The Secret Social Life Of Plants

325 views / 0 likes - added

Thanks to Audible for supporting MinuteEarth - get a FREE audiobook at http://www.audible.com/minute Subscribe to MinuteEarth! - http://www.youtube.com/user/minuteearth?sub_confirmation=1 And support us on Subbable! - https://subbable.com/minuteearth ____

• 05:02

A day in the life of an ancient Athenian - Robert Garland

320 views / 0 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/a-day-in-the-life-of-an-ancient-athenian-robert-garland It’s 427 BCE, and the worst internal conflict ever to occur in the ancient Greek world is in its

• 03:33

Nobody Really Knows What A Concussion Is

61 views / 0 likes - added

Go to https://curiositystream.com/minute to get a free month trial with CuriosityStream and get a subscription to Nebula bundled in for free!Experts can't agree on the definition of the term "concussion," which makes it difficult to diagnose, treat, and r

• 05:17

Why should you read Charles Dickens? - Iseult Gillespie

475 views / 1 likes - added

Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-should-you-read-charles-dickens-iseult-gillespie The starving orphan seeking a second helping of gruel. The spinster wasting away in her tattered we

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