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Search Results: "Bernardo Houssay"

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  • 05:44 Where do new words come from? - Marcel Danesi

    Where do new words come from? - Marcel Danesi

    511 views / 0 likes - added

    Check out the Mysteries of Vernacular series: https://ed.ted.com/mysteries-of-vernacular View full lesson: https://ed.ted.com/lessons/where-do-new-words-come-from-marcel-danesi There are over 170,000 words currently in use in the English language. Yet eve

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  • 05:45 How aspirin was discovered - Krishna Sudhir

    How aspirin was discovered - Krishna Sudhir

    557 views / 1 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-aspirin-was-discovered-krishna-sudhir 4000 years ago, the ancient Sumerians made a surprising discovery: if they scraped the bark off a particular k

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  • 04:47 Popular Can you solve the egg drop riddle? - Yossi Elran

    Can you solve the egg drop riddle? - Yossi Elran

    742 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/can-you-solve-the-egg-drop-riddle-yossi-elran The city has just opened its one-of-a-kind Faberge Egg Museum, with a single egg displayed on each floor o

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  • 09:31 When Time Breaks Down | Space Time | PBS Digital Studios

    When Time Breaks Down | Space Time | PBS Digital Studios

    368 views / 1 likes - added

    This episode on the physics of time syncs perfectly with Pink Floyd's 'Dark Side of the Moon.' Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspaceti

  • 05:13 Can you solve the rogue AI riddle? - Dan Finkel

    Can you solve the rogue AI riddle? - Dan Finkel

    583 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd/ If you sign up for a FREE membership using the link above, Brilliant will email you the solution to the BONUS RIDDLE. A hostile artificial intelligence called NIM has taken over the world’s com

  • 05:10 How to manage your time more effectively (according to machines) - Brian Christian

    How to manage your time more effectively (according to machines) - Brian Christian

    433 views / 0 likes - added

    Download a free audiobook and support TED-Ed's nonprofit mission: http://adbl.co/2lFSkUw Check out Brian Christian and Tom Griffiths' "Algorithms to Live By": http://bit.ly/2CadQrt View full lesson: https://ed.ted.com/lessons/how-to-manage-your-time-more-

  • 05:10 Why don’t poisonous animals poison themselves? - Rebecca D. Tarvin

    Why don’t poisonous animals poison themselves? - Rebecca D. Tarvin

    444 views / 1 likes - added

    Have you checked out our Patreon page? https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-don-t-poisonous-animals-poison-themselves-rebecca-d-tarvin Thousands of animal species use toxic chemicals to defend themselves from pred

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  • 05:22 Why is it so hard to cure ALS? - Fernando G. Vieira

    Why is it so hard to cure ALS? - Fernando G. Vieira

    325 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-is-it-so-hard-to-cure-als-fernando-vieira Amyotrophic Lateral Sclerosis (ALS), also called motor neuron disease and Lou Gehrig’s Disease, affects ab

  • 03:33 What causes constipation? - Heba Shaheed

    What causes constipation? - Heba Shaheed

    234 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/what-causes-constipation-heba-shaheed Visiting the bathroom is part of the daily human experience. But occasionally, constipation, a condition that caus

  • 04:35 The history of the world according to cats - Eva-Maria Geigl

    The history of the world according to cats - Eva-Maria Geigl

    328 views / 1 likes - added

    Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/the-history-of-the-world-according-to-cats-eva-maria-geigl In ancient times, wildcats were fierce carnivorous hunters. And u

  • 05:17 The most successful pirate of all time - Dian Murray

    The most successful pirate of all time - Dian Murray

    421 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-most-successful-pirate-of-all-time-dian-murray At the height of their power, infamous Caribbean pirates like Blackbeard and Henry Morgan commanded a

  • 05:03 The weird and wonderful metamorphosis of the butterfly - Franziska Bauer

    The weird and wonderful metamorphosis of the butterfly - Franziska Bauer

    674 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-weird-and-wonderful-metamorphosis-of-the-butterfly-franziska-bauer In order to become a butterfly, a caterpillar’s body dissolves almost completely

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  • 05:13 The psychology of post-traumatic stress disorder - Joelle Rabow Maletis

    The psychology of post-traumatic stress disorder - Joelle Rabow Maletis

    444 views / 0 likes - added

    View full lesson: https://ed.ted.com/lessons/the-psychology-of-post-traumatic-stress-disorder-joelle-maletis Many of us will experience some kind of trauma during our lifetime. Sometimes, we escape with no long-term effects. But for millions of people, th

  • 04:33 How to build a dark matter detector - Jenna Saffin

    How to build a dark matter detector - Jenna Saffin

    487 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-to-build-a-dark-matter-detector-jenna-saffin More than 2 kilometers below the surface of northern Ontario, suspended in 345,000 liters of ultra-pure

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  • 04:54 Why are earthquakes so hard to predict? - Jean-Baptiste P. Koehl

    Why are earthquakes so hard to predict? - Jean-Baptiste P. Koehl

    538 views / 3 likes - added

    Take a look at the theories behind why earthquakes occur, what makes them so hard to predict and the warning system technologies we rely on today. -- In 132 CE, Zhang Heng presented his latest invention: a large vase he claimed could tell them whenever an

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  • 05:23 What causes panic attacks, and how can you prevent them? - Cindy J. Aaronson

    What causes panic attacks, and how can you prevent them? - Cindy J. Aaronson

    90 views / 0 likes - added

    Dig into the science of what triggers panic attacks, how to recognize them, and the available treatments for panic disorder.--Countless poets and writers have tried to put words to the experience of a panic attack a sensation so overwhelming, many people

  • 05:19 What do all languages have in common? - Cameron Morin

    What do all languages have in common? - Cameron Morin

    122 views / 1 likes - added

    Dig into Noam Chomskys theory of universal grammar and decide: are there universal grammar rules and are they hardwired into our brains?--Language is endlessly variable. Each of us can come up with an infinite number of sentences in our native language, a

  • 04:58 How does the Rorschach inkblot test work? - Damion Searls

    How does the Rorschach inkblot test work? - Damion Searls

    186 views / 0 likes - added

    What are the origins of the Rorschach test and how does it work? Explore the inkblot tool psychologists use to test a subject’s perceptions and mental health. -- For nearly a century, ten inkblots have been used as an almost mystical personality test. Lon

  • 05:18 What makes TB the world's most infectious killer? - Melvin Sanicas

    What makes TB the world's most infectious killer? - Melvin Sanicas

    168 views / 0 likes - added

    Learn why tuberculosis, TB, is the worlds most infectious disease and how medical advancements are improving treatment. --In 2008, two 9,000-year old skeletons were found with their bones infected by an all too familiar bacterium. The ancient Greeks knew

  • 04:50 How one journalist risked her life to hold murderers accountable - Christina Greer

    How one journalist risked her life to hold murderers accountable - Christina Greer

    319 views / 1 likes - added

    Ida B. Wells was an investigative journalist, civil rights leader, and anti-lynching advocate who fought for equality and justice. -- In the late 1800’s, lynchings were happening all over the American South, often without any investigation or consequences

  • 19:59 What Happens at the Event Horizon? | Space Time | PBS Digital Studios

    What Happens at the Event Horizon? | Space Time | PBS Digital Studios

    322 views / 0 likes - added

    What really happens when you approach the event horizon of a black hole? What do you see when you actually cross it? Matt shows you an elegant tool for understanding this mysterious region of spacetime. This episode is supported by The Great Courses Plus.

  • 04:58 How the Monkey King escaped the underworld - Shunan Teng

    How the Monkey King escaped the underworld - Shunan Teng

    202 views / 0 likes - added

    Meet Sun Wukong, the Monkey King, and follow his journey to the Realm of the Dead and his fierce battle to escape the underworld.--The Monkey King, a legendary troublemaker hatched from stone and schooled in divine magic, had stolen the Dragon Lords most

  • 05:31 What really happened during the Salem Witch Trials - Brian A. Pavlac

    What really happened during the Salem Witch Trials - Brian A. Pavlac

    170 views / 0 likes - added

    Dig into how the infamous Salem Witch Trials began and why they remain a cautionary tale of the dangers of groupthink and scapegoating.--Youve been accused of a crime you did not commit. Its impossible to prove your innocence. If you insist that youre inn

  • 05:16 One of the most epic engineering feats in history - Alex Gendler

    One of the most epic engineering feats in history - Alex Gendler

    211 views / 0 likes - added

    Dig into the history of the construction of the iconic Brooklyn Bridge and how John Roebling designed a hybrid suspension system to build it. --In the mid-19th century, suspension bridges were collapsing all across Europe. Their industrial cables frayed a

  • 05:04 The dangers of mixing drugs - Celine Valery

    The dangers of mixing drugs - Celine Valery

    134 views / 0 likes - added

    Explore the science of why mixing drugs and drug interactions with other substances can lead to dangerous health complications.--Which of the following is risky behavior: a person taking cholesterol medicine with grapefruit juice? Or a person taking Aceta

  • 04:31 A day in the life of an ancient Celtic Druid - Philip Freeman

    A day in the life of an ancient Celtic Druid - Philip Freeman

    179 views / 0 likes - added

    Join the Celtic druid Camma in her village as she conducts religious rites, serves as a healer, and mediates conflict between tribes.--As the sun rises in 55 BCE, Camma lays two pigeons on the altar at the center of her village. She wrings the birds necks

  • 05:05 The murder of ancient Alexandria's greatest scholar - Soraya Field Fiorio

    The murder of ancient Alexandria's greatest scholar - Soraya Field Fiorio

    195 views / 1 likes - added

    Dive into the life of one of Ancient Romes most powerful figures, Hypatia of Alexandria, a renowned scholar and political advisor to the city's leaders.--In the city of Alexandria in 415 CE, the bishop and the governor were in a fight. It started with a d

  • 05:00 The Japanese folktale of the selfish scholar - Iseult Gillespie

    The Japanese folktale of the selfish scholar - Iseult Gillespie

    467 views / 0 likes - added

    Dive into the Japanese folktale of a scholars quest to purify his body and mind, and the spiritual secret he discovers along the way.--In ancient Kyoto, a Shinto scholar found himself distracted from his prayers and sought to perform a purification ritual

  • 04:47 The myth of Jason, Medea, and the Golden Fleece - Iseult Gillespie

    The myth of Jason, Medea, and the Golden Fleece - Iseult Gillespie

    141 views / 1 likes - added

    Follow Jason as he attempts to steal the Golden Fleece from King Aeetes and enlists the help of the king's daughter, Medea. (Part Two of the myth of Jason and the Argonauts)--In Colchis, the hide of a mystical flying ram hangs from the tallest oak, guarde

  • 06:21 Popular Can the ocean run out of oxygen? - Kate Slabosky

    Can the ocean run out of oxygen? - Kate Slabosky

    749 views / 2 likes - added

    Get to know how a healthy marine ecosystem functions, and what creates the lethal conditions that lead to dead zones. --For most of the year, the Gulf of Mexico is teeming with marine life, from tiny crustaceans to massive whales. But every summer, disast

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  • 04:45 How did teeth evolve? - Peter S. Ungar

    How did teeth evolve? - Peter S. Ungar

    593 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-did-teeth-evolve-peter-s-ungar You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life,

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  • 04:30 How does the stock market work? - Oliver Elfenbaum

    How does the stock market work? - Oliver Elfenbaum

    230 views / 1 likes - added

    Download a free audiobook version of "The Richest Man in Babylon" and support TED-Ed's nonprofit mission: https://adbl.co/2GVBdZF Check out our full book recommendation: https://shop.ed.ted.com/products/the-richest-man-in-babylon -- In the 1600s, the Dutc

  • 14:43 The EM Drive: Fact or Fantasy? | Space Time | PBS Digital Studios

    The EM Drive: Fact or Fantasy? | Space Time | PBS Digital Studios

    351 views / 1 likes - added

    Because you demanded it … we break down the EM Drive! Support us on Patreon! https://www.patreon.com/pbsspacetime Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetim

  • 04:47 Do larger animals take longer to pee? - David L. Hu

    Do larger animals take longer to pee? - David L. Hu

    139 views / 0 likes - added

    Dive into the physics of the Other Golden Rule and explore the systems and methods animals use to excrete waste. --A cats bladder can only store a golf balls worth of urine. For humans, its a coffee mug and for elephants, a kitchen trash can. An elephants

  • 05:30 How long will human impacts last? - David Biello

    How long will human impacts last? - David Biello

    659 views / 1 likes - added

    Check out all of TED-Ed's book recommendations: http://ed.ted.com/books Check out David Biello's "The Unnatural World": https://shop.ed.ted.com/collections/ted-ed-book-recommendations/products/the-unnatural-world View full lesson: https://ed.ted.com/lesso

  • 06:10 The Resistance | Think Like A Coder, Ep 2

    The Resistance | Think Like A Coder, Ep 2

    214 views / 0 likes - added

    The adventure continues! Episode 2: Ethic and Hedge search for the leader of the Resistance. Can they solve the puzzles blocking their way? --This is episode 2 of our animated series Think Like A Coder. This 10-episode narrative follows a girl, Ethic, and

  • 04:31 Could underwater farms help fight climate change? - Ayana Johnson and Megan Davis

    Could underwater farms help fight climate change? - Ayana Johnson and Megan Davis

    197 views / 0 likes - added

    Dive into the world of aquaculture and see how restorative ocean farming could play a vital role in helping our coastal communities, our oceans and our climate.--For billions of people, seafood provides a significant source of protein and nutrition, but o

  • 17:57 Have They Seen Us? | Space Time | PBS Digital Studios

    Have They Seen Us? | Space Time | PBS Digital Studios

    289 views / 0 likes - added

    Are aliens watching Earth TV? We'd like to credit the SKA Organization for the image used in the thumbnail. Support us on Patreon! https://www.patreon.com/pbsspacetime Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Fac

  • 11:18 How to See Black Holes + Kugelblitz Challenge Answer | Space Time | PBS Digital Studios

    How to See Black Holes + Kugelblitz Challenge Answer | Space Time | PBS Digital Studios

    478 views / 0 likes - added

    Find out how scientists are mapping the black holes throughout the Milky Way and beyond as well as the answer to the Escape the Kugelblitz Challenge Question. Were you able to save humanity? Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet a

  • 05:20 First person vs. Second person vs. Third person - Rebekah Bergman

    First person vs. Second person vs. Third person - Rebekah Bergman

    111 views / 0 likes - added

    Discover how point of view can transform a story, and find out how to choose between first, second, and third person in your writing.--Who is telling a story, and from what perspective, are some of the most important choices an author makes. Told from a d

  • 16:32 Pilot Wave Theory and Quantum Realism | Space Time | PBS Digital Studios

    Pilot Wave Theory and Quantum Realism | Space Time | PBS Digital Studios

    349 views / 0 likes - added

    There’s one interpretation of the meaning of quantum mechanics that manages to skip a lot of the unphysical weirdness of the mainstream interpretations: it's de Broglie-Bohm pilot wave theory. Help us continue making this show by contributing here: https:

  • 05:17 Why should you read Charles Dickens? - Iseult Gillespie

    Why should you read Charles Dickens? - Iseult Gillespie

    596 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

  • 03:28 These Face Mites Really Grow on You | Deep Look

    These Face Mites Really Grow on You | Deep Look

    288 views / 0 likes - added

    Yep, you probably have Demodex mites living on your face. These tiny arachnids feast on sebum, the greasy oil in your pores. But should you be worried about your eight-legged guests?SUBSCRIBE to Deep Look! http://goo.gl/8NwXqtPlease support us on Patreon!

  • 04:19 Look Inside a Rattlesnake's Rattle | Deep Look

    Look Inside a Rattlesnake's Rattle | Deep Look

    232 views / 1 likes - added

    Check out America From Scratch: https://youtu.be/LVuEJ15J19sA rattlesnake's rattle isn't like a maraca, with little bits shaking around inside. So how exactly does it make that sound?SUBSCRIBE to Deep Look! http://goo.gl/8NwXqtPlease support us on Patreon

  • 04:22 Watch Bed Bugs Get Stopped in Their Tracks | Deep Look

    Watch Bed Bugs Get Stopped in Their Tracks | Deep Look

    222 views / 1 likes - added

    At night, these parasites crawl onto your bed, bite you and suck your blood. Then they find a nearby hideout where they leave disgusting telltale signs. But these pests have an Achilles heel that stops them cold.SUBSCRIBE to Deep Look! http://goo.gl/8NwXq

  • 04:14 Meeting a Wormlion Is the Pits | Deep Look

    Meeting a Wormlion Is the Pits | Deep Look

    171 views / 0 likes - added

    Straight out of science fiction, the fearsome wormlion ambushes prey at the bottom of a tidy - and terrifying - sand pit, then flicks their carcasses out. These meals fuel its transformation into something unexpected.SUBSCRIBE to Deep Look! http://goo.gl/

  • 11:02 How to design an actually good toaster with lessons from the 1940's

    How to design an actually good toaster with lessons from the 1940's

    380 views / 0 likes - added

    I love this toaster so dang much. Here are those as-promised links in the description; Link ONE: The original Sunbeam video; https://youtu.be/1OfxlSG6q5Y Link TWO (why am I yelling?): The Electromagnet in your Toaster https://youtu.be/zLFG068HtgM And some


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