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  • 05:11 The Microbial Jungles All Over The Place (and You) - Scott Chimileski And Roberto Kolter

    The Microbial Jungles All Over The Place (and You) - Scott Chimileski And Roberto Kolter

    681 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/the-microbial-jungles-all-over-the-place-and-you-scott-chimileski-and-roberto-kolter As we walk through our daily environments, we’re surrounded by exotic creatures that are too small to see with the naked eye.

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  • 05:00 This Missing Force Field Could Lead to a Dark Matter Breakthrough

    This Missing Force Field Could Lead to a Dark Matter Breakthrough

    271 views / 0 likes - added

    The strong CP problem is one of the biggest puzzles in physics...let's dive in. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seeker.com While you're probably pretty fa

  • 03:33 Popular Football Physics: The

    Football Physics: The

    878 views / 3 likes - added

    View full lesson: http://ed.ted.com/lessons/football-physics-the-impossible-free-kick-erez-garty In 1997, Brazilian football player Roberto Carlos set up for a 35 meter free kick with no direct line to the goal. Carlos’s shot sent the ball flying wide of

  • 05:07 Drawing Mary and Jesus (Madonna of the Streets)

    Drawing Mary and Jesus (Madonna of the Streets)

    478 views / 0 likes - added

    This drawing is based on the painting known as Madonna of the Streets, created by Roberto Ferruzzi in 1897.Limited edition prints available: http://www.heather-rooney.com/shop/madonna-of-the-streets-limited-edition-printMaterials: Caran d'Ache Luminance c

  • 09:04 How Our Deadliest Parasite Turned To The Dark Side

    How Our Deadliest Parasite Turned To The Dark Side

    239 views / 0 likes - added

    Around 10,000 years ago, somewhere in Africa, a microscopic parasite made a huge leap. With a little help from a mosquito, it left its animal host - probably a gorilla - and found its way to a new host: us. *****PBS Member Stations rely on viewers like yo

  • 09:01 The Fossil Record In Your Mouth

    The Fossil Record In Your Mouth

    174 views / 0 likes - added

    The hardened residue scraped off your teeth at the dentist is called your dental calculus, and your dental calculus is the only part of your body that actually fossilizes while youre alive! And scientists have figured out how to study & trace the evolutio

  • 09:46 When Ants Domesticated Fungi

    When Ants Domesticated Fungi

    187 views / 0 likes - added

    While we’ve been farming for around 10,000 to 12,000 years, the ancestors of ants have been doing it for around 60 million years. So when, and how, and why did ants start … farming? Thanks to Franz Anthony (https://franzanth.com) for the exce

  • 02:20 What makes hummingbirds such agile flyers?

    What makes hummingbirds such agile flyers?

    542 views / 0 likes - added

    Looking over hundreds of flight recordings, researchers gained new insight into what makes hummingbirds so good at fast, agile flight. Read more - http://scim.ag/2Eu7p7a editor/animator/narrator Chris Burns supervising producers Sarah Crespi Nguyên Khôi N

  • 10:51 When Pterosaurs Walked

    When Pterosaurs Walked

    175 views / 0 likes - added

    Take the PBS Digital Studios audience survey: https://to.pbs.org/2021surveyIf you know one thing about pterosaurs, its that theyre flyers. And while pterosaurs may be well-known for their domination of the skies in the Mesozoic Era, they didnt live their

  • 07:28 The X-10 Nuclear Reactor - Periodic Table of Videos

    The X-10 Nuclear Reactor - Periodic Table of Videos

    222 views / 0 likes - added

    The X-10 at Oak Ridge was the first continuously-running nuclear reactor. It paved the way to larger-scale Plutonium production....More links and info in full description This was recorded behind the scenes at Oak Ridge National Laboratory - https://www.o

  • 27:08 Who made these circles in the Sahara?

    Who made these circles in the Sahara?

    171 views / 0 likes - added

    Someone left these marks in the sand. We had to find out who.Subscribe and turn on notifications so you don't miss any videos: http://goo.gl/0bsAjO Deep in the Sahara, far from any towns, roads, or other signs of life, is a row of markings in the sand. Th

  • 04:11 How Does Xanax Work?

    How Does Xanax Work?

    578 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions Whether or not you have anxiety, you’ve probably heard of Xanax. But what’s in this popular and widely prescribed drug, and how does it work? Find us on all these places: Subscribe! http://bit.ly/ACSReactions Facebook

  • 05:12 How Do Anti-Aging Creams Work?

    How Do Anti-Aging Creams Work?

    589 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions Want a younger, more perfect-looking you? Skin can stay firm and stretchy thanks to protein fibers called collagen and elastin in the tissue beneath the surface. But environmental factors like smoking or ultraviolet r

  • 03:57 What's the Deal with Acne?

    What's the Deal with Acne?

    607 views / 0 likes - added

    ChemMatters Article: https://www.acs.org/content/dam/acsorg/education/resources/highschool/chemmatters/issues/2016-2017/December%202016/chemmatters-dec2016-acne.pdf ChemMatters: https://www.acs.org/content/acs/en/education/resources/highschool/chemmatters

  • 08:40 Tiny Bombs in your Blood - The Complement System

    Tiny Bombs in your Blood - The Complement System

    530 views / 2 likes - added

    Sources: https://sites.google.com/view/sources-complement-system One of the key players of our immune system is the complement system. An army of millions and trillions of tiny bombs, which work together in a complex and elegant dance to stop intruders in

  • 09:12 How a Fish Saved the Vikings

    How a Fish Saved the Vikings

    502 views / 0 likes - added

    The Vikings suffered many hardships living in the north of Europe: long, cold winters and importantly a lack of sunlight. Luckily, they had cod.Check out Vitamania: https://ve42.co/codWhen making a video about vitamins I thought the story would mainly be

  • 16:01 First Flight on Another Planet!

    First Flight on Another Planet!

    386 views / 0 likes - added

    The Mars Helicopter aims to make the first powered flight on another planet when it takes off on Mars as part of the Mars 2020 mission. I learned a lot getting to visit the drone right before it was mounted on the rover.How do you fly in 1% of Earth's atm

  • 08:43 Popular Could Your Phone Hurt You? Electromagnetic Pollution

    Could Your Phone Hurt You? Electromagnetic Pollution

    790 views / 0 likes - added

    Get a 30 day free trial of Dashlane by going to : https://www.dashlane.com/kurzgesagt If you like it use the code ‘kurzgesagt’ at checkout – the first 200 people will get 10% off. Sources: https://sites.google.com/view/sources-electrosmo

  • 02:42 Chemtrails

    Chemtrails

    435 views / 0 likes - added

    This week Reactions is taking science to the skies and checking out the chemistry behind chemtrails, or more accurately, contrails. It’s easy to look at the white trail behind a jet aircraft and imagine all manner of chemicals raining down from above. How

  • 04:30 Popular How Much Tea Would it Take to Turn the Boston Harbor into Tea?

    How Much Tea Would it Take to Turn the Boston Harbor into Tea?

    885 views / 1 likes - added

    We wanted to know if enough tea was dumped in Boston harbor during the Boston tea party to turn the entire thing to tea. So we did some math. Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter! http://twitter.com/ACSR

  • 13:08 Why Apollo Astronauts Trained at a Nuclear Test Site

    Why Apollo Astronauts Trained at a Nuclear Test Site

    288 views / 0 likes - added

    Apollo astronauts trained in nuclear bomb craters at the Nevada National Security Site. But why?Thanks Audible! Start listening with a 30-day trial and your first audiobook plus two Audible Originals free when you go to http://audible.com/veritasium or te

  • 11:01 When the Earth Suddenly Stopped Warming

    When the Earth Suddenly Stopped Warming

    303 views / 0 likes - added

    For decades, scientists have been studying the cause of the Younger Dryas, and trying to figure out if something like it could happen again. And it turns out that what caused this event is the subject of a heated debate.Thanks to these wonderful paleoarti

  • 12:21 How Humans Lost Their Fur

    How Humans Lost Their Fur

    325 views / 0 likes - added

    Were the only primate without a coat of thick fur. It turns out that this small change in our appearance has had huge consequences for our ability to regulate our body temperature, and ultimately, it helped shape the evolution of our entire lineage.Thank

  • 08:46 The Island of the Last Surviving Mammoths

    The Island of the Last Surviving Mammoths

    188 views / 1 likes - added

    The Wrangel Island mammoths would end up being the final survivors of a once-widespread genus. In their final years, after having thrived in many parts of the world for millions of years, the very last mammoths that ever lived experienced whats known as a

  • 05:08 What is normal and what is different? - Yana Buhrer Tavanier

    What is normal and what is different? - Yana Buhrer Tavanier

    187 views / 0 likes - added

    Discover where our perception of what is normal comes from, and how it impacts the decisions we make.--The word normal is often used as a synonym for "typical," "expected," or even "correct." By that logic, most people should fit the description of normal

  • 08:28 Popular The Traits That Spawned the Age of Mammals

    The Traits That Spawned the Age of Mammals

    800 views / 0 likes - added

    Lots of the traits we think of as defining us as mammals show up pretty early, during the time of the dinosaurs. And, in some cases, they show up a lot earlier and in things that werent mammals at all.Big thanks to Julio Lacerda (https://twitter.com/Julio

  • 05:14 Why Does Humidity Feel Gross?

    Why Does Humidity Feel Gross?

    440 views / 0 likes - added

    Relative humidity, dew point, heat index... trying to figure out what to wear from all these buzzy weather words is enough to make you sweat! But fear not, today we're giving you a break down on how to use the local weather report to your advantage, and h

  • 10:07 The Pandemic That Lasted 15 Million Years

    The Pandemic That Lasted 15 Million Years

    343 views / 0 likes - added

    Our DNA holds evidence of a huge, ancient pandemic, one that touched many different species, spanned the globe, and lasted for more than 15 million years.The paper we discuss throughout the episode:Diehl, W., Patel, N., Halm, K. and Johnson, W., 2016. Tra

  • 09:35 When Lizards Took Over the World

    When Lizards Took Over the World

    304 views / 0 likes - added

    Check out Overview! https://www.youtube.com/watch?v=HnOajuolHWI Lizards are incredibly widespread and diverse but it took them a long time to get to where they are now. Because they used to face some pretty stiff competition from a group of lizard look-al

  • 05:05 What causes dandruff, and how do you get rid of it? - Thomas L. Dawson

    What causes dandruff, and how do you get rid of it? - Thomas L. Dawson

    245 views / 1 likes - added

    Explore the head-scratching problem of dandruff, and find out why it happens, and how it can be treated.--On top of our heads, there is a type of yeast that lives and dines on all of our scalps. Feasting constantly, its in paradise. And in about half of t

  • 08:44 How a Mass Extinction Event Created the Amazon

    How a Mass Extinction Event Created the Amazon

    527 views / 0 likes - added

    The Amazon rainforest of South America is a paradise for flowering plants. But long ago, the landscape that we now think of as the Amazon looked very different. And would you believe that the entire revolution of the Amazon began with just one day?Produce

  • 10:00 How Humans Became (Mostly) Right-Handed

    How Humans Became (Mostly) Right-Handed

    281 views / 0 likes - added

    Thank you for The Great Courses Plus for Supporting PBS. To learn more and try The Great Course pulse click, http://ow.ly/m3ap30rzWfP.No other placental mammal that we know of prefers one side of the body so consistently, not even our closest primate rela

  • 04:58 Why every world map is wrong - Kayla Wolf

    Why every world map is wrong - Kayla Wolf

    321 views / 1 likes - added

    Dig into the inaccuracies of flat maps and how different map designs can shift our point of view.--Fourteen Greenlands could fit in Africa but you wouldnt guess it from most maps of the world. The fact is, every world map humans have ever made is wrong. A

  • 04:50 What happens to your brain during a migraine - Marianne Schwarz

    What happens to your brain during a migraine - Marianne Schwarz

    213 views / 2 likes - added

    Find out whats happening in the brain when you have a migraine and what we still dont know about this complex disorder.--A throbbing, pounding headache. Bright zigzagging lines across your field of vision. Sensitivity to light, lingering fatigue, disrupte

  • 08:40 What Happened to the World's Biggest Beaver?

    What Happened to the World's Biggest Beaver?

    388 views / 0 likes - added

    Check out Animal Wonders and Huckleberry! https://www.youtube.com/watch?v=ONb2FVNe-7o&list=PL2Ol2gat902eYrXakcgw0FSS86fF0Ix6W&index=1Its important to us that you understand how big this beaver was. Just like modern beavers, it was semiaquatic -- it lived

  • 04:46 The ingredient in almost everything you eat - Francesca Bot

    The ingredient in almost everything you eat - Francesca Bot

    150 views / 0 likes - added

    Dig into the science of soy, and discover what makes soybeans such versatile plants and whether its healthy for you and the planet.--Soybeans have been cultivated in Asia for thousands of years, and have since spread across the globe. Today, soy is in so

  • 08:12 When Trees Took Over the World

    When Trees Took Over the World

    151 views / 0 likes - added

    420 million years ago, the forest floor of what's now New York was covered with a plant that didnt look like a tree at all, except its roots were made of wood. Instead of looking up to learn about the evolution of trees, it turns out paleobotanists should

  • 05:46 Could one vaccine protect against everything?

    Could one vaccine protect against everything?

    456 views / 0 likes - added

    Explore how scientists are developing a flu vaccine that would protect you against every strain even ones that dont exist yet.--Theres a vaccine being developed now that would protect you against every strain of the flu even ones that dont exist yet. But

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  • 03:01 Popular The Cold Truth About Fat

    The Cold Truth About Fat

    754 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions With the feasts and festivities of the holidays in full swing, we'll be kissing the passing year goodbye, but not without the addition of a couple extra pounds as a souvenir. Lucky for you, the winter also brings some

  • 04:40 Why are eating disorders so hard to treat? - Anees Bahji

    Why are eating disorders so hard to treat? - Anees Bahji

    152 views / 0 likes - added

    Dig into the psychiatric conditions of eating disorders, and explore the complex effects they have on the body and mind. --Globally, about 10% of people will experience an eating disorder during their lifetime. And yet, eating disorders are profoundly mis

  • 05:10 The dark history of zombies - Christopher M. Moreman

    The dark history of zombies - Christopher M. Moreman

    259 views / 0 likes - added

    Trace the origins of zombies from the Afro-Haitian religion of vodou, and discover how zombification was a reflection of slavery.--Zombies have a distinct lineage one that traces back to Equatorial and Central Africa. For three centuries, African people w

  • 05:02 Popular How much electricity does it take to power the world?

    How much electricity does it take to power the world?

    741 views / 1 likes - added

    Discover how much electricity humanity uses, and how clean energy sources could help revolutionize our energy supply in the future. --All around the world, millions of people are flipping a switch, plugging in, and pressing an on button every second. So h

  • 05:35 How humanity got hooked on coffee - Jonathan Morris

    How humanity got hooked on coffee - Jonathan Morris

    28 views / 0 likes - added

    Trace the history of coffee, from its first known origins to its rise in popularity due to trade routes and cultivation.--One day around 850 CE, a goatherd observed that his goats started acting abnormally after nibbling on some berries. The herder tried

  • 05:58 The dark history of the Chinese Exclusion Act - Robert Chang

    The dark history of the Chinese Exclusion Act - Robert Chang

    230 views / 0 likes - added

    Dig into the Chinese Exclusion Act of 1882, which suspended Chinese immigration to the U.S. and blocked Chinese immigrants from citizenship.--In 1882, the United States Congress passed the Chinese Exclusion Act, the first federal law that restricted immig

  • 16:19 The Cross Ratio - Numberphile

    The Cross Ratio - Numberphile

    557 views / 0 likes - added

    One of the most famous free kicks ever taken - but how far from the goal was Brazil's Roberto Carlos? More links & stuff in full description below ↓↓↓ Discussed by Federico Ardila from San Francisco State University. More Federico videos: http://bit.ly/Fe

  • 11:40 Where Are All the Medium-Sized Dinosaurs?

    Where Are All the Medium-Sized Dinosaurs?

    163 views / 0 likes - added

    The remains of medium-sized predatory dinosaurs are pretty rare in places where giant predators like T. rex existed. Which is weird, because thats just not how ecosystems work today.Thanks to Franz Anthony, Jack Mayer Wood, ABelov2014, Fabrizio De Rossi,

  • 05:40 Whatever happened to acid rain? - Joseph Goffman

    Whatever happened to acid rain? - Joseph Goffman

    249 views / 1 likes - added

    Discover what causes acid rain, and how scientists were able to largely eliminate this major environmental threat. --In 1963, scientists studying Hubbard Brook Experimental Forest made a shocking discovery. Their most recent rainfall samples were nearly 1

  • 05:00 Popular Why do cats have vertical pupils? - Emma Bryce

    Why do cats have vertical pupils? - Emma Bryce

    3,810 views / 0 likes - added

    Dive into the incredible diversity of animal pupils, and how the different shapes indicate the animals role in an ecosystem.--Peering into the eyes of different animals, youll see some extraordinarily shaped pupils. House cats, for one, are twilight hunte

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  • 05:48 Popular Science vs. Pseudoscience - Siska De Baerdemaeker

    Science vs. Pseudoscience - Siska De Baerdemaeker

    1,066 views / 0 likes - added

    Get to know 3 factors that can help you identify pseudoscience, and find out how it differs from actual science.--Pseudoscience is a set of theories, methods, and assumptions that appear scientific, but arent. In the worst cases, pseudoscience practitione

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  • 05:19 Would you raise the bird that murdered your children? - Steve Rothstein

    Would you raise the bird that murdered your children? - Steve Rothstein

    201 views / 0 likes - added

    Dig into the evolutionary strategy of brood parasitism, where one animal tricks another into rearing its young.--A mother honeyguide has placed its chick into a bee-eaters nest puncturing all the other eggs in the nest and leaving only its own hatching al

  • 05:27 The rise of the planet of the trilobites - Nigel Hughes

    The rise of the planet of the trilobites - Nigel Hughes

    232 views / 0 likes - added

    Discover the creatures known as trilobites, one of Earths most successful early animals, and find out what led to their extinction.--Prevailing for around 270 million years and encompassing more than 20,000 distinct species, trilobites are some of the mos

  • 12:16 How the Starfish Got Its Arms

    How the Starfish Got Its Arms

    196 views / 1 likes - added

    Thank you to Blinkist for supporting PBS. For more information and trial go to https://www.blinkist.com/pbseonsThe story of how the starfish got its arms reminds us that even animals that might be familiar to us today can have incredibly deep histories -

  • 04:28 Why is pneumonia so dangerous? - Eve Gaus and Vanessa Ruiz

    Why is pneumonia so dangerous? - Eve Gaus and Vanessa Ruiz

    312 views / 1 likes - added

    Explore how pneumonia attacks the tiny air sacs in your lungs and how your immune system works to fight off the infection.--Every time you breathe, air travels down the trachea, through a series of channels, and then reaches little clusters of air sacs in

  • 05:23 Who decides whats in the dictionary? - Ilan Stavans

    Who decides whats in the dictionary? - Ilan Stavans

    300 views / 0 likes - added

    Explore the history of the Merriam-Webster Dictionary and find out how old words get redefined and how new words are added. --While the concept of a dictionary dates back to ancient civilizations, the first English dictionary wasnt published until 1604. I

  • 05:49 Why can't you put metal in a microwave? - Aaron Slepkov

    Why can't you put metal in a microwave? - Aaron Slepkov

    524 views / 3 likes - added

    Dig into the science of how microwave ovens use electromagnetic waves to heat your food, and what you should avoid cooking in them.--In 1945, engineer Percy Spencer was standing near a RADAR device that produced high-intensity microwaves and noticed that

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  • 04:57 Is it possible to lose weight fast? - Hei Man Chan

    Is it possible to lose weight fast? - Hei Man Chan

    166 views / 0 likes - added

    Is it possible to lose weight fast in a healthy way? Dig into how different forms of dieting affect your body. --In the wealthiest circles of Victorian England, dieters would swallow an unhatched tapeworm and let it grow inside them by consuming undigeste

  • 05:37 Popular The largest river on Earth is actually in the sky - Iseult Gillespie

    The largest river on Earth is actually in the sky - Iseult Gillespie

    1,191 views / 0 likes - added

    Explore the Amazon rainforests flying rivers, and dig into why these invisible waterways are essential to life on Earth.--The largest rainforest in the world, the Amazon, exists between two rivers but not in the way you might think. At ground level, the A

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  • 04:44 Seeing things that aren't there? It's pareidolia - Susan G. Wardle

    Seeing things that aren't there? It's pareidolia - Susan G. Wardle

    155 views / 0 likes - added

    Dig into the phenomenon of face pareidolia, which is the tendency of our brains to see faces in everyday objects.--Imagine opening a bag of chips, only to find Santa Claus looking back at you. Or turning a corner to see a building smiling at you. Humans s

  • 05:25 Popular Why did Megalodon go extinct? - Jack Cooper and Catalina Pimiento

    Why did Megalodon go extinct? - Jack Cooper and Catalina Pimiento

    3,043 views / 1 likes - added

    Dive into the oceans depths to see how the gigantic megalodon ruled the seas, and find out what caused its extinction.20 million years ago, the ocean housed a creature so colossal that its stomach could reach volumes of almost 10,000 liters big enough to

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  • 05:07 Can you solve the giant spider riddle? - Dan Finkel

    Can you solve the giant spider riddle? - Dan Finkel

    354 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--Once every century, the worlds greatest spiders gather to compete in a series of grueling games. The winner will become the next arachnomonarch, able to command all the worlds spiders to their

  • 05:12 Popular These animals are also plants wait, what? - Luka Seamus Wright

    These animals are also plants wait, what? - Luka Seamus Wright

    722 views / 0 likes - added

    Explore the incredible adaptations of Elysia chlorotica, a species of sea slug that can photosynthesize food. --The species of slug known as Elysia chlorotica may not look like much it resembles a bright green leaf but its one of the most extraordinary cr

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  • 08:01 The Creature That Stumped Darwin

    The Creature That Stumped Darwin

    182 views / 0 likes - added

    Check out Mega Wow: https://youtu.be/meU4f31gqYI And go get our pins!! https://store.dftba.com/collections/eonsToxodon was one of the last members of a lineage that vanished 11,000 years ago after thriving in isolation for millions of years. And its fossi

  • 06:44 The Nazis recruited to win the Cold War - Brian Crim

    The Nazis recruited to win the Cold War - Brian Crim

    21 views / 1 likes - added

    Dig into Operation Paperclip, a secret intelligence program which brought scientists from Nazi Germany to the US after WWII.--In May of 1945 the Third Reich was in chaos. Adolf Hitler was dead and German surrender was imminent. But while World War II was

  • 04:14 Popular Why Are Birds Different Colors?

    Why Are Birds Different Colors?

    992 views / 3 likes - added

    There are thousands of species of birds and with great numbers come great biodiversity. Birds are among the most colorful animals on the planet so today we're taking a look at how birds use science to employ a wide range of chemical and physical tricks wh

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  • 04:47 Why is this 2,500 year old shipwreck so well-preserved? - Helen Farr and Jon Adams

    Why is this 2,500 year old shipwreck so well-preserved? - Helen Farr and Jon Adams

    157 views / 1 likes - added

    Discover the unique conditions that make the Black Sea host to dozens of shipwrecks that date back thousands of years. --In 2017, researchers off the Bulgarian coast discovered the oldest intact shipwreck ever found. This ancient Greek vessel was not only

  • 05:55 Meet the microbes that could eat your trash - Tierney Thys and Christian Sardet

    Meet the microbes that could eat your trash - Tierney Thys and Christian Sardet

    143 views / 0 likes - added

    Explore the possibility of plastivores organisms that can eat and break down plastic helping reduce the plastic waste on Earth.--Each year humanity produces roughly 400 million tons of plastic, 80% of which is discarded as trash. Of that plastic waste, on

  • 06:00 How to know if you're being selfish (and whether or not that's bad) - Mark Hopwood

    How to know if you're being selfish (and whether or not that's bad) - Mark Hopwood

    60 views / 0 likes - added

    Explore a classic philosophical debate and decide: is it human nature to be selfish? And if so, is it possible to overcome it?--The question of whether or not humans are inherently selfish is one of philosophys oldest debates. The idea that we only act ou

  • 06:13 History vs. Thomas Jefferson - Frank Cogliano

    History vs. Thomas Jefferson - Frank Cogliano

    233 views / 0 likes - added

    Thomas Jefferson was a founding father of the United States but were his principles outweighed by his participation in slavery?--Thomas Jefferson, founding father of the United States and primary author of the Declaration of Independence, was part of Amer

  • 05:12 The continents are moving. When will they collide? - Jean-Baptiste P. Koehl

    The continents are moving. When will they collide? - Jean-Baptiste P. Koehl

    156 views / 0 likes - added

    Dig into the science of plate tectonics to find out when the next supercontinent will emerge and how it could affect Earths environment.--In the early 20th century, Alfred Wegener's theory of Continental Drift laid the foundation for our modern theory of

  • 04:29 How you survive the coldest place on Earth - Nadia Frontier

    How you survive the coldest place on Earth - Nadia Frontier

    141 views / 0 likes - added

    Explore how marine creatures survive the frigid waters of Antarctica, and what traits allow them to live in such conditions.--The vast, white surface of Antarctica stretches for over 3 million square kilometers. On the coast of this expanse, just a few me

  • 04:57 The true cost of gold - Lyla Latif

    The true cost of gold - Lyla Latif

    166 views / 0 likes - added

    Dig into how foreign corporations exploit African nations like Mali for their gold mining, and often rob them of proper compensation.--In 2020, Mali produced over 71 tons of gold an amount worth billions of dollars. But Mali saw only $850 million dollars

  • 04:53 Popular Does Melatonin Do Anything?

    Does Melatonin Do Anything?

    749 views / 0 likes - added

    Check out Hot Mess here: https://www.youtube.com/HotMessPBS Atlantic article: https://www.theatlantic.com/health/archive/2017/04/food-as-medicine/521955/ Melatonin is a supplement that’s supposed to help you sleep. But does it work? What’s the chemistry o

  • 04:57 Popular How does artificial intelligence learn? - Briana Brownell

    How does artificial intelligence learn? - Briana Brownell

    1,347 views / 3 likes - added

    Explore the three major methods of machine learning, which allows computers to write their own rules to problem solve and process data.--Today, artificial intelligence helps doctors diagnose patients, pilots fly commercial aircraft, and city planners pred

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  • 04:37 How is Leather Made?

    How is Leather Made?

    420 views / 1 likes - added

    How does animal hide become leather? We still don’t fully understand the chemistry of tanning, but the basic steps are thousands of years old. In this week’s episode of Reactions, learn how leather is made. More PBS Digital Studios Goodness here! https://

  • 04:39 Does trickle-down economics actually work? - Jonathan Smith

    Does trickle-down economics actually work? - Jonathan Smith

    174 views / 1 likes - added

    Dig into trickle-down economics, which claims that tax cuts for corporations and the wealthy stimulate the economy and improve people's lives.--In 1981, the US economy was struggling: unemployment rates were climbing and inflation had peaked at an all-tim

  • 05:21 Iceland's superpowered underground volcanoes - Jean-Baptiste P. Koehl

    Iceland's superpowered underground volcanoes - Jean-Baptiste P. Koehl

    317 views / 0 likes - added

    Explore how geothermal energy the heat in the Earths crust is being used to create renewable electricity and power.--While the weather in Iceland is often cold, wet, and windy, a nearly endless supply of heat bubbles away below the surface. In fact, almos

  • 12:48 The Genes We Lost Along the Way

    The Genes We Lost Along the Way

    263 views / 0 likes - added

    Our DNA holds thousands of dead genes and weve only just begun to unravel their stories. But one thing is already clear: were not just defined by the genes that weve gained over the course of our evolution, but also by the genes that weve lost along the w

  • 04:47 A day in the life of an ancient Babylonian business mogul - Soraya Field Fiorio

    A day in the life of an ancient Babylonian business mogul - Soraya Field Fiorio

    293 views / 0 likes - added

    Follow Beltani, a Babylonian priestess and businesswoman, as she investigates who is undermining her barley fields and tavern.--Its 1762 BCE. As dawn breaks in the Babylonian city of Sippar, Beltani a priestess and businesswoman receives an urgent visit f

  • 05:12 The worlds most painful insect sting - Justin Schmidt

    The worlds most painful insect sting - Justin Schmidt

    290 views / 1 likes - added

    Find out whether a honeybee, a tarantula hawk wasp, or a bullet ant has the most painful insect sting, and what each of their stings feel like. --One of these three creatures is thought to possess the worlds most painful insect sting: theres an ant that f

  • 05:24 Can you outsmart Fate and break her ancient curse? - Dan Finkel

    Can you outsmart Fate and break her ancient curse? - Dan Finkel

    144 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--Hundreds of years ago, your ancestor stole a magical tarot deck from Fate herself and it came with a terrible cost. Once every 23 years, one member of your family must face Fate in a duel with

  • 05:27 The epic of Gilgamesh, the king who tried to conquer death - Soraya Field Fiorio

    The epic of Gilgamesh, the king who tried to conquer death - Soraya Field Fiorio

    362 views / 3 likes - added

    Dive into the Epic of Gilgamesh, and follow the king of Uruk on a series of dangerous quests as he searches for immortality.--In 1849, in the ancient city of Nineveh in Iraq, archaeologists sifted through dusty remains, hoping to find records to prove tha

  • 05:17 Why do we have crooked teeth when our ancestors didnt? - G. Richard Scott

    Why do we have crooked teeth when our ancestors didnt? - G. Richard Scott

    181 views / 0 likes - added

    Explore the prevailing scientific theory of why crooked teeth and impacted wisdom teeth are recent developments in human evolution.--According to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental

  • 05:22 Axolotls: The salamanders that snack on each other (but don't die) - Luis Zambrano

    Axolotls: The salamanders that snack on each other (but don't die) - Luis Zambrano

    486 views / 1 likes - added

    Discover the extraordinary regenerative powers of the axolotl, a salamander native to Mexico and one of sciences most studied animals.--Axolotls are one of sciences most studied animals. Why, you ask? These extraordinary salamanders are masters of regener

  • 05:07 4 things all great listeners know

    4 things all great listeners know

    213 views / 0 likes - added

    Dig into different strategies that can improve your listening skills so you can become a high quality listener.--Its easy to tell when someones not paying attention, but it can be surprisingly tricky to know what good listening looks like. Good listening

  • 05:54 The Greek myth of Demeter's revenge - Iseult Gillespie

    The Greek myth of Demeter's revenge - Iseult Gillespie

    34 views / 0 likes - added

    Dig into the Greek myth of Mestra and her father King Erysichthon, who angered the gods and was cursed with insatiable hunger.--Mestra, princess of Thessaly, was far from home. She had watched her father, King Erysichthon, plunge into a ruin of his own ma

  • 05:43 The history of poker: Bluffing, betting, and busting - James McManus

    The history of poker: Bluffing, betting, and busting - James McManus

    22 views / 0 likes - added

    Dig into the history of poker, from the games invention in the American South to its explosion of popularity across the world.--From its earliest incarnations, poker has always been a contest of guile, guts, and gambling. The game first emerged around 180

  • 04:22 Earth's mysterious red glow, explained - Zoe Pierrat

    Earth's mysterious red glow, explained - Zoe Pierrat

    188 views / 0 likes - added

    Explore the phenomenon and uses of chlorophyll fluorescence, a small amount of light emitted by plants during photosynthesis.--In 2009, a satellite circled Earth, scanning and sorting the wavelengths reflecting off the planets surface. Researchers noticed

  • 05:20 Can you steal the most powerful wand in the wizarding world? - Dan Finkel

    Can you steal the most powerful wand in the wizarding world? - Dan Finkel

    168 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--The fabled Mirzakhani wand is the most powerful magical item ever created. And thats why the evil wizard Moldevort is planning to use it to conquer the world. You and Drumbledrore have finally

  • 05:04 Why is it so hard to break a bad habit?

    Why is it so hard to break a bad habit?

    126 views / 0 likes - added

    Explore the psychology behind how good and bad habits are formed, and get tips on how to manage these behaviors.--Many people deal with a nail-biting habit at some point in their lives. Some will go to great lengths to try to stop, employing strategies li

  • 05:03 Popular How do airplanes actually fly? - Raymond Adkins

    How do airplanes actually fly? - Raymond Adkins

    740 views / 0 likes - added

    Explore the physics of flight, and discover how aerodynamic lift generates the force needed for planes to fly.--By 1917, Albert Einstein had explained the relationship between space and time. But, that year, he designed a flawed airplane wing. His attempt

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  • 04:57 Why did Phillis Wheatley disappear? - Charita Gainey

    Why did Phillis Wheatley disappear? - Charita Gainey

    130 views / 1 likes - added

    Get to know the life and works of poet Phillis Wheatley, an enslaved woman who became one of colonial Americas most famous writers.--In 1775, General George Washington received a poem from one of colonial Americas most famous writers. Its verses praised t

  • 05:34 Popular What Is Something?

    What Is Something?

    716 views / 1 likes - added

    What is something? On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do? Support us on Patreon so we can make more stuff (and get cool wallpapers): https://www.patreon.com/Kurzgesagt?ty=h Get t

  • 05:55 History's deadliest king - by Georges Nzongola-Ntalaja

    History's deadliest king - by Georges Nzongola-Ntalaja

    316 views / 1 likes - added

    Dig into the Rubber Terror, the period in which King Leopold IIs horrific regime in the Congo resulted in the deaths of 10 million people.--In 1904, Chief Lontulu laid 110 twigs in front of a foreign commission. Every twig represented a person in his vill

  • 05:22 Can you be awake and asleep at the same time? - Masako Tamaki

    Can you be awake and asleep at the same time? - Masako Tamaki

    220 views / 0 likes - added

    Discover the phenomenon known as asymmetrical sleep, where parts of an animal's brain are asleep while other areas remain active.--Many animals need sleep. But all of the threats and demands animals face dont just go away when its time to doze. Thats why

  • 04:39 How to make a sad story funny - Jodie Houlston-Lau

    How to make a sad story funny - Jodie Houlston-Lau

    246 views / 1 likes - added

    Download a free audiobook version of Born A Crime and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--It may seem counterintuitive, but comedy is often key to a serious story. As a writer, you need your audience to experience a range o

  • 05:27 The city built by runaways - Marc Adam Hertzman & Flavio dos Santos Gomes

    The city built by runaways - Marc Adam Hertzman & Flavio dos Santos Gomes

    129 views / 0 likes - added

    Get to know the story of Palmares, an autonomous settlement founded by people escaping slavery in Brazil in the 1600s.--In the 1600s, an expansive autonomous settlement called Palmares reached its height in Brazil. It was founded and led by people escapin

  • 02:53 What Are Century Eggs?

    What Are Century Eggs?

    563 views / 0 likes - added

    These green and black preserved eggs don’t really look like food, but the chemistry of fermentation turns pidan, or century eggs, into a Chinese comfort food. In this week’s Reactions episode, we’re talking about the science of these unusual treats. Subsc

  • 04:46 A day in the life of a medieval teenage pilgrim - Birte Kristiansen and Petra Sijpesteijn

    A day in the life of a medieval teenage pilgrim - Birte Kristiansen and Petra Sijpesteijn

    101 views / 0 likes - added

    Join siblings Hisham and Asma in medieval Baghdad as they prepare and gather supplies for the hajj, a holy pilgrimage to Mecca.--Its 791 CE. As the morning sun shines on the Golden Gate Palace, brother and sister Hisham and Asma prepare for the journey of

  • 05:35 What is a poop transplant, and how does it work? - Kathryn M. Stephenson and David L. Suskind

    What is a poop transplant, and how does it work? - Kathryn M. Stephenson and David L. Suskind

    162 views / 0 likes - added

    Dig into the science of fecal microbial transplantation, where doctors transfer feces into a patient to help reset their gut microbiome.--1,700 years ago, Chinese alchemist Ge Hong was renowned for his soup that could cure diarrhea-stricken patients. It h

  • 04:55 Why can't governments print an unlimited amount of money? - Jonathan Smith

    Why can't governments print an unlimited amount of money? - Jonathan Smith

    232 views / 0 likes - added

    Explore the economic strategy of quantitative easing, where a central bank purchases bonds in order to boost the economy.--In March 2020, the COVID-19 pandemic rocked economies worldwide. Millions of people lost their jobs, and many businesses struggled t

  • 05:39 The original ring of power - Alex Gendler

    The original ring of power - Alex Gendler

    266 views / 0 likes - added

    Download a free audiobook version of The Lord of the Rings: The Fellowship of the Ring and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--More than 2,000 years ago, the Greek philosopher Plato recounted the legend of the Ring of Gyges

  • 12:22 I Waterproofed Myself With Aerogel!

    I Waterproofed Myself With Aerogel!

    392 views / 0 likes - added

    Aerogel has extraordinary properties but it can be tough to work with. This video looks at modifying aerogels to take advantage of their unique characteristics.Subscribe to Veritasium: https://ve42.co/subHuge thanks to Dr. Stephen Steiner and the crew at

  • 05:04 Popular Whoever builds something here will be rich beyond measure - Fabio Pacucci

    Whoever builds something here will be rich beyond measure - Fabio Pacucci

    1,996 views / 0 likes - added

    Download a free audiobook version of Project Hail Mary" and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--Since the 1950s, governments, companies, and researchers have been planting flags among the stars. But while it might seem like

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  • 11:03 The Reign of the Hell Ants

    The Reign of the Hell Ants

    356 views / 0 likes - added

    This ancient species had the same six legs and segmented body that wed recognize from an ant today. But it also had a huge, scythe-like jaw and a horn coming out of its head. This bizarre predator belonged to a group known as hell ants. But theyre gone no

  • 04:58 How long should your naps be? - Sara C. Mednick

    How long should your naps be? - Sara C. Mednick

    290 views / 1 likes - added

    Download a free audiobookversionof "Take a Nap: Change Your Life" by Sara Mednick or Matthew Walker's "Why We Sleep" and support TED-Ed's nonprofit mission:https://www.audible.com/ted-ed--Your eyes get heavy and gradually close But wait! Its only lunch ti

  • 05:33 Popular How did they build the Great Pyramid of Giza? - Soraya Field Fiorio

    How did they build the Great Pyramid of Giza? - Soraya Field Fiorio

    1,324 views / 0 likes - added

    Explore how the ancient Egyptians built the Great Pyramid, a tomb created for Pharaoh Khufu which took over 20 years to complete.--As soon as Pharaoh Khufu ascended the throne circa 2575 BCE, work on his eternal resting place began. The structures archite

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  • 05:34 A riddle of ice and fire dragons - Henri Picciotto

    A riddle of ice and fire dragons - Henri Picciotto

    230 views / 0 likes - added

    Practice more problem-solving at https://brilliant.org/TedEd--Its your first day as Center Realms official cartographer, and youve already got a big problem. Center Realm is home to three elder dragons: two ice, one fire, and theyve lived in harmony for c

  • 04:20 What is Ringworm and How Do You Get Rid of It?

    What is Ringworm and How Do You Get Rid of It?

    372 views / 0 likes - added

    Did you know ringworm is not actually a worm? This week on Reactions find out what ringworm is, how the culprit feeds on your skin, hair, and nails, and learn how to not be its next meal.Subscribe! http://bit.ly/ACSReactionsFacebook! http://facebook.com/A

  • 07:17 Popular Quantum Computers Explained – Limits Of Human Technology

    Quantum Computers Explained – Limits Of Human Technology

    1,364 views / 1 likes - added

    Where are the limits of human technology? And can we somehow avoid them? This is where quantum computers become very interesting. Check out THE NOVA PROJECT to learn more about dark energy: www.nova.org.au Support us on Patreon so we can make more stuff:

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  • 10:40 The Most Horrible Parasite: Brain Eating Amoeba

    The Most Horrible Parasite: Brain Eating Amoeba

    346 views / 2 likes - added

    https://shop-us.kurzgesagt.org/If you too want to overcome your existential dread, make your life beautiful and support Kurzgesagt, you can get sciency products made with love in our shop. Thanks so much to everyone who's supporting us.Sources & further r

  • 03:40 Popular How To Bring Stale Chips And Bread Back From The Dead

    How To Bring Stale Chips And Bread Back From The Dead

    813 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions Nothing kills snack time quite like staleness. With football season right in front of us, so we wanted to offer you some pro tips on how to revitalized your stale snacks. Oh and of course, with a whole lot of chemistr

  • 07:03 We've Got Ants In Our Plants!

    We've Got Ants In Our Plants!

    622 views / 1 likes - added

    What is this? A forest for ANTS?! Deep Look: https://youtu.be/fguo3HvWjb0 Tweet this video ⇒ http://bit.ly/OKTBSplAnts Share on FB ⇒ http://bit.ly/OKTBSplAntsFB ↓ More info and sources below ↓ Want to wear your love for science? We’ve got merch: http://df

  • 04:32 Popular How Does Cooking Affect Nutrients in Veggies?

    How Does Cooking Affect Nutrients in Veggies?

    882 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions Vegetables are chock-full of essential vitamins and minerals, but how should you eat them to get the most nutritious bang for your buck? Raw? Sauteed? Frozen? You might want to eat those fresh green beans right away,

  • 05:30 Something weird is happening in our galaxy - Ashkbiz Danehkar

    Something weird is happening in our galaxy - Ashkbiz Danehkar

    53 views / 0 likes - added

    Explore the massive structures known as the Fermi bubbles, and dig into the prevailing theories about how they came to be.--In 2010, NASA announced the discovery of a never-before-seen galactic object: two gigantic gaseous bubbles, each emanating an impre

  • 11:03 The Triassic Reptile With "Two Faces"

    The Triassic Reptile With "Two Faces"

    308 views / 0 likes - added

    Figuring out what this creatures face actually looked like would take paleontologists years. But understanding this weird animal can help us shine a light on at least one way for ecosystems to bounce back from even the worst mass extinction.Thanks to Ceri

  • 04:07 Popular Dragon's Blood Could Save Your Life

    Dragon's Blood Could Save Your Life

    957 views / 2 likes - added

    Subscribe! http://bit.ly/ACSReactions Chemists have found potential drugs and other really useful compounds in some truly bizarre places in nature, and who would have ever thought that blood from the Komodo dragon could have a secret inside of it that cou

  • 07:04 Popular How To Eradicate One Of Our Deadliest Enemies

    How To Eradicate One Of Our Deadliest Enemies

    840 views / 2 likes - added

    We have the choice to attack one of our oldest enemies with genetic engineering. But should we do it? Support us on Patreon so we can make more videos (and get cool stuff in return): https://www.patreon.com/Kurzgesagt?ty=h Kurzgesagt merch here: http://bi

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  • 16:42 Straight "A" Student DROPS OUT Of COLLEGE, What Happens Is Shocking | Dhar Mann

    Straight "A" Student DROPS OUT Of COLLEGE, What Happens Is Shocking | Dhar Mann

    474 views / 0 likes - added

    Download my FREE mobile app App Store = https://apple.co/3nhvjapGoogle Play = https://bit.ly/3DRzS1I Don't forget to SUBSCRIBE to my channel by clicking here http://bit.ly/DharMannYouTube **Make sure you CLICK THE BELL ICON so you can get notifications wh

  • 09:36 Why Alien Life Would be our Doom - The Great Filter

    Why Alien Life Would be our Doom - The Great Filter

    605 views / 2 likes - added

    The first 688 people to use this link will get 20% off their annual membership: http://brilliant.org/nutshell Thanks a lot to Brilliant for supporting this channel. Finding alien life on a distant planet would be amazing news - or would it? If we are not

  • 15:02 The Strange Science of Why We Dream

    The Strange Science of Why We Dream

    145 views / 0 likes - added

    Take the PBS Digital Studios audience survey: https://to.pbs.org/2021surveyWere on PATREON! Join the community https://www.patreon.com/itsokaytobesmart More info and sources below It would be a lot easier to study the science of dreaming if we werent asle

  • 21:23 Popular Guy Tries To CHEAT On DRIVING TEST, He Instantly Regrets It | Dhar Mann

    Guy Tries To CHEAT On DRIVING TEST, He Instantly Regrets It | Dhar Mann

    748 views / 1 likes - added

    Download my FREE mobile app App Store = https://apple.co/3nhvjapGoogle Play = https://bit.ly/3DRzS1I Don't forget to SUBSCRIBE to my channel by clicking here http://bit.ly/DharMannYouTube **Make sure you CLICK THE BELL ICON so you can get notifications wh

  • 16:11 We WILL Fix Climate Change!

    We WILL Fix Climate Change!

    266 views / 0 likes - added

    Visit https://brilliant.org/nutshell/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription.Sources & further reading:https://sites.google.com/view/sources-can-we-fix-climate/Our home is burning

  • 03:57 Popular Genetically Modified Humans? CRISPR/Cas 9 Explained

    Genetically Modified Humans? CRISPR/Cas 9 Explained

    811 views / 0 likes - added

    Subscribe! http://bit.ly/ACSReactions Fans of Blade Runner have already caught a glimpse of world with super-powered humans secretly living among us, capable of physical feats far beyond your everyday person. But now, with the the CRISPR/CAS9 Gene editing

  • 17:20 Curly Haired KID TEASED At School Ft. @Tony Jeffries | Dhar Mann

    Curly Haired KID TEASED At School Ft. @Tony Jeffries | Dhar Mann

    617 views / 0 likes - added

    Download my FREE mobile app App Store = https://apple.co/3nhvjapGoogle Play = https://bit.ly/3DRzS1I Don't forget to SUBSCRIBE to my channel by clicking here http://bit.ly/DharMannYouTube **Make sure you CLICK THE BELL ICON so you can get notifications wh

  • 23:59 GIRL FAKES As Guy To PLAY FOOTBALL, What Happens Is Shocking | Dhar Mann

    GIRL FAKES As Guy To PLAY FOOTBALL, What Happens Is Shocking | Dhar Mann

    685 views / 1 likes - added

    NEW Pop Art Merch Drop OUT NOW, shop here: https://shop.dharmann.com/ Download my FREE mobile app App Store = https://apple.co/3nhvjapGoogle Play = https://bit.ly/3DRzS1I SHOP EXCLUSIVE MERCH! Shop Merch https://shop.dharmann.com/ CONNECT WITH ME Instagra

  • 03:29 Popular EXCLUSIVE SHORT: The Better-Than-Bunnies Magic Show! | SPIRIT RIDING FREE

    EXCLUSIVE SHORT: The Better-Than-Bunnies Magic Show! | SPIRIT RIDING FREE

    904 views / 0 likes - added

    When the PALs put on a magic show for their friends, they have a tough time pulling off their tricks. Until suddenly... magic really happens! Look for all new episodes of DreamWorks Spirit Riding Free on Netflix September 8! Directed By: Jim Schumann Stor

  • 1:01:40 Popular Girl Finds Out She's Adopted (FEATURE FILM) | Dhar Mann

    Girl Finds Out She's Adopted (FEATURE FILM) | Dhar Mann

    1,120 views / 2 likes - added

    WATCH footage from the premiere event for this feature film here: https://youtu.be/eqAR3YcH__QWATCH the 2nd Annual Thanksgiving Special here: https://youtu.be/eH3dgwpp4VI MOBILE APP App Store = https://apple.co/3nhvjapGoogle Play = https://bit.ly/3DRzS1I


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