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  • 04:46 How Many Heartbeats Do We Get?

    How Many Heartbeats Do We Get?

    444 views / 0 likes - added

    Science really gets my heart going… Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/okaytobesmart http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart

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  • 05:39 Which Came First - Flowers Or Bees?

    Which Came First - Flowers Or Bees?

    619 views / 2 likes - added

    Stop and smell the flowers… and watch this video Subscribe: http://bit.ly/iotbs_sub Twitter: @jtotheizzoe @okaytobesmart ↓ More info and sources below ↓ Bees and flowers have an amazingly close relationship. Flowers need bees in order to reproduce, and be

  • 04:25 Why Your Brain Is In Your Head

    Why Your Brain Is In Your Head

    590 views / 0 likes - added

    Vote PBS Digital Studios for 'Best Science&Education Network' in the 2015 Webbys -- http://vid.io/xqjk ---- Check out BrainCraft: http://youtu.be/aucscX191vQ Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub↓ More info and sources below ↓ Follow

  • 06:41 The Chasm | Think Like A Coder, Ep 6

    The Chasm | Think Like A Coder, Ep 6

    148 views / 0 likes - added

    The adventure continues! Episode 6: Ethic, Hedge, and Octavia must find a way to cross the bottomless ravine to get to the tower. Can they make it before the guards return? --This is episode 6 of our animated series Think Like A Coder. This 10-episode nar

  • 03:46 DIY Watercolor Backpacks | TROLLS

    DIY Watercolor Backpacks | TROLLS

    361 views / 0 likes - added

    Sponsored by Kohl's. Check out these awesome DIY watercolor backpacks! And let us know your favorite Trolls character in the comments below! Wardrobe provided by Kohl's. Check out the DreamWorks Trolls collection at Kohl's - http://bit.ly/TrollsatKohls Of

  • 02:40 Claude's Clumsy Song | GORILLAVILLE

    Claude's Clumsy Song | GORILLAVILLE

    277 views / 0 likes - added

    Sarge wants to punish Ganto for being clumsy yet again, so Claude sings a catchy Calypso tune to change his mind. Will it get Ganto off the hook or just make Sarge even more mad? → Credits ← Executive Producer: Ron Yavnieli Executive Producer: Birk Rawlin

  • 05:05 The life cycle of a cup of coffee - A.J. Jacobs

    The life cycle of a cup of coffee - A.J. Jacobs

    125 views / 2 likes - added

    Trace the globe-spanning journey of coffee as it goes from plant to brew, and the complex infrastructure that makes it possible.--How many people does it take to make a cup of coffee? For many of us, all it takes is a short walk and a quick pour. But this

  • 11:48 Who Owns The Moon?

    Who Owns The Moon?

    609 views / 0 likes - added

    ***NOTE*** This video was originally uploaded in 2013 but has been unavailable for more than a year! Basically, a channel I shouted-out in the first version asked to be removed. That's okay! Now, in a slightly re-edited version, the video is back! And spa

  • 05:34 Why do we, like, hesitate when we, um, speak? - Lorenzo Garca-Amaya

    Why do we, like, hesitate when we, um, speak? - Lorenzo Garca-Amaya

    62 views / 0 likes - added

    Why do we fill pauses in speech with words like um, uh, and like? Dig into the hesitation phenomenon to find out their linguistic significance.--For as long as weve had language, some people have tried to control it. And some of the most frequent targets

  • 05:35 How to Send Notes to Your Neighbor! (DIY Grappling Hook) | D.I.Spy

    How to Send Notes to Your Neighbor! (DIY Grappling Hook) | D.I.Spy

    332 views / 0 likes - added

    Today's assignment from Head Quarters: spies-in-training Izzy and Kaiden must send a secret spy note between their houses without evil agent Bobby finding out. Watch to learn how DIY a grappling hook and make a paper towel roll secret code. → Credits ← Ex

  • 05:15 The rise of the Ottoman Empire - Mostafa Minawi

    The rise of the Ottoman Empire - Mostafa Minawi

    164 views / 0 likes - added

    Explore the early days of the Ottoman Empire, as shrewd political rulers grew the principality into an intercontinental empire. --In the late 13th century, Osman I established a small principality sandwiched between a crumbling Byzantine Empire and a weak

  • 06:08 How the worlds tallest skyscraper was built - Alex Gendler

    How the worlds tallest skyscraper was built - Alex Gendler

    59 views / 1 likes - added

    Discover the engineering innovations that made building Burj Khalifa, the worlds tallest skyscraper, possible.--In 2004, construction began on a new building in Dubai, promising a revolutionary design that would dwarf the rest of the worlds skyscrapers. F

  • 07:24 Superbugs: The Empire Strikes Bacteria

    Superbugs: The Empire Strikes Bacteria

    495 views / 0 likes - added

    Check out GROSS SCIENCE: http://bit.ly/1DH5zbv Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart↓ More info and sources below ↓ Are we entering the post-antibiotic era? Antibiotic-resistant bacteria are on the rise, with millions of infections re

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  • 04:08 What's The Loudest Possible Sound?

    What's The Loudest Possible Sound?

    551 views / 2 likes - added

    It’s definitely higher than “11” Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ What is the loudest possible sound? What about the quietest thing we can hear? And what do decibels measure, anyway? In this video

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

    How To Eradicate One Of Our Deadliest Enemies

    578 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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  • 05:18 The woman who stared at the sun - Alex Gendler

    The woman who stared at the sun - Alex Gendler

    41 views / 1 likes - added

    Get to know the legacy of Hisako Koyama, whose drawings of the suns surface helped scientists reconstruct 400 years of sunspot activity.--In 1944, amateur astronomer Hisako Koyamas latest endeavor was sketching the suns shifting surface. She spent weeks a

  • 05:03 How do wind turbines work? - Rebecca J. Barthelmie and Sara C. Pryor

    How do wind turbines work? - Rebecca J. Barthelmie and Sara C. Pryor

    73 views / 0 likes - added

    Explore how wind turbines convert wind into electricity, and the challenges of powering the world entirely with wind energy.--Every 24 hours, wind generates enough kinetic energy to produce roughly 35 times more electricity than humanity uses each day. An

  • 05:45 What's The Deadliest Animal In The World?

    What's The Deadliest Animal In The World?

    564 views / 2 likes - added

    Besides humans, of course. Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Gates Foundation info on the world’s

  • 05:02 Meet the bluefin tuna, the toughest fish in the sea - Grantly Galland and Raiana McKinney

    Meet the bluefin tuna, the toughest fish in the sea - Grantly Galland and Raiana McKinney

    81 views / 1 likes - added

    Discover the unique adaptations that make the Atlantic bluefin tuna one of the most dominant predators in the ocean.--Whats as big as a polar bear, swallows its prey whole, and swims at forty miles an hour? Its not a shark or a killer whale... its the Atl

  • 01:53 Have We Ever Seen Evolution Happen? - 12 Days Of Evolution #3

    Have We Ever Seen Evolution Happen? - 12 Days Of Evolution #3

    454 views / 0 likes - added

    Watch all 12 Days of Evolution: http://bit.ly/OKTBS12daysPL Tweet http://bit.ly/OKTBS12days3 FB http://bit.ly/FBevolution3 ↓ More info and sources below ↓ References for this episode: Zuk, Marlene, John T. Rotenberry, and Robin M. Tinghitella. "Silent nig

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  • 04:53 Which bag should you use? - Luka Seamus Wright and Imogen Ellen Napper

    Which bag should you use? - Luka Seamus Wright and Imogen Ellen Napper

    516 views / 4 likes - added

    Explore the environmental impact of three types of bags plastic, paper, and cloth to find out how theyre made, used and disposed of. --Youve filled up your cart and made it to the front of the grocery line when youre confronted with yet another choice: wh

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  • 04:57 Popular How do personality tests work? - Merve Emre

    How do personality tests work? - Merve Emre

    878 views / 1 likes - added

    Examine how popular personality tests, like the Myers-Briggs Type Indicator and the Enneagram, are designed and their inconsistencies. --In 1942, a mother-daughter duo named Katherine Cook Briggs and Isabel Briggs Myers developed a questionnaire that clas

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  • 05:40 Your #ScienceWoman Heroes

    Your #ScienceWoman Heroes

    387 views / 0 likes - added

    Watch all the #ScienceWoman videos here: http://bit.ly/1BLwuSF Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart↓ More info below ↓ We teamed up with Amy Poehler’s Smart Girls to ask you who your #sciencewoman heroes are: https://www.youtube.com/

  • 06:12 Could We Clone Ourselves?

    Could We Clone Ourselves?

    383 views / 0 likes - added

    Just be yourself! Or be your other self. Whichever. Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ Is the science of Orphan Black realistic? Could we clone humans, or engineer them to have customized traits? We

  • 04:59 Space Mirrors and Other Weird Ways to Fight Climate Change

    Space Mirrors and Other Weird Ways to Fight Climate Change

    167 views / 0 likes - added

    Check out Hot Mess: http://bit.ly/HotMessPBSDSThere are things you can do right now to help our climate--like investing in renewable energy. But today on Reactions, we're digging into a few of the weirdest climate change-combating ideas out there. Subscri

  • 05:42 Ugly History: The Spanish Inquisition - Kayla Wolf

    Ugly History: The Spanish Inquisition - Kayla Wolf

    29 views / 0 likes - added

    Dig into the era of the Spanish Inquisition, when the Catholic Church was charged with rooting out and punishing heresy.--In 1478, Pope Sixtus IV issued a decree authorizing the Catholic monarchs, Ferdinand and Isabella, to root out heresy in the Spanish

  • 05:16 How one design flaw almost toppled a skyscraper - Alex Gendler

    How one design flaw almost toppled a skyscraper - Alex Gendler

    64 views / 1 likes - added

    Dig into the unique engineering of New York Citys Citicorp Center tower, and the design flaw that threatened to topple it.--In 1978, Diane Hartley was writing her undergraduate architecture thesis when she made a shocking discovery. After weeks of poring

  • 04:01 How Many Stars Are There?

    How Many Stars Are There?

    509 views / 2 likes - added

    Counting stars from the shore of the cosmic ocean… Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ LIKE THE SHIRT I'M WEARING? It's glow in the dark! You can get it here (along with space undies and other good st

  • 07:17 A Sea Otter's Adorable Adoption Story

    A Sea Otter's Adorable Adoption Story

    534 views / 5 likes - added

    Joe's proposed SXSW panel is "Science on YouTube: Where the Smart Kids Are". Vote for it before 9/4! http://vid.io/xqTj Check out #BigBlueLive! http://pbs.org/bigbluelive Tweet ⇒ http://bit.ly/OKTBS696 Share on FB ⇒ http://bit.ly/OKTBS696FB ↓ More info an

  • 04:40 How can you change someone's mind? (hint: facts aren't always enough) - Hugo Mercier

    How can you change someone's mind? (hint: facts aren't always enough) - Hugo Mercier

    438 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-can-you-change-someone-s-mind-spoiler-facts-don-t-work-so-well-hugo-mercier Why do arguments change people’s minds in some cases and backfire in oth

  • 06:34 Does My Dog Know What I'm Thinking?

    Does My Dog Know What I'm Thinking?

    597 views / 0 likes - added

    Head to BrainCraft for more doggy science! http://youtu.be/OBy3idLwwYM Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesm

  • 06:03 The Physics Of Space Battles

    The Physics Of Space Battles

    474 views / 0 likes - added

    How scientifically accurate is your favorite sci-fi space battle? Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.c

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  • 05:31 Run, sail, or hide? How to survive the destruction of Pompeii - Gary Devore

    Run, sail, or hide? How to survive the destruction of Pompeii - Gary Devore

    36 views / 1 likes - added

    Download a free audiobook version of Into Thin Air and support TED-Ed's nonprofit mission: https://www.audible.com/ted-ed--Its a bustling day in Pompeii. After a quick visit to the market, Fabia spots her brothers, Lucius and Marcus, crossing the Forum. T

  • 12:14 When Antarctica Was Green

    When Antarctica Was Green

    190 views / 0 likes - added

    Help Eons out and fill out this survey! https://www.pbsresearch.org/c/r/Eons_YTvideoBefore the start of the Eocene Epoch about 56 million years ago--Antarctica was still joined to both Australia and South America. Andit turns out that a lot of what we rec

  • 05:16 The world's biggest battery looks nothing like a battery

    The world's biggest battery looks nothing like a battery

    62 views / 0 likes - added

    Discover the worlds biggest battery and explore how inventors are creating other giant batteries to help power the world sustainably. --As of 2020, the worlds biggest lithium-ion battery is hooked up to the Southern California power grid and can provide e

  • 04:14 You Are An Upside-Down Lobster

    You Are An Upside-Down Lobster

    483 views / 1 likes - added

    Vote PBS Digital Studios for 'Best Science&Education Network' in the 2015 Webbys -- http://vid.io/xqjk ---- Here's why you aren't built like a lobster. Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub↓ More info and sources below ↓ Follow on Tw

  • 10:19 When Fish Wore Armor

    When Fish Wore Armor

    265 views / 0 likes - added

    Check out Hot Mess: https://www.youtube.com/channel/UCsaEBhRsI6tmmz12fkSEYdw 420 million years ago, some fish were more medieval. They wore armor, sometimes made of big plates, and sometimes made of interlocking scales. But that armor may actually have se

  • 05:55 What You Still Don't Know About NASAs Mars 2020 Mission

    What You Still Don't Know About NASAs Mars 2020 Mission

    107 views / 0 likes - added

    NASA's Mars 2020 mission is finally launching. Here's how the Perseverance rover will search for signs of ancient life on the Red Planet. Subscribe to Seeker!http://bit.ly/subscribeseeker Watch more Countdown to Launch: http://bit.ly/CTLplaylist Visit our

  • 04:20 Why is NASA sending a spacecraft to a metal world? - Linda T. Elkins-Tanton

    Why is NASA sending a spacecraft to a metal world? - Linda T. Elkins-Tanton

    447 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-is-nasa-sending-a-spacecraft-to-a-metal-world-linda-t-elkins-tanton In 2026, an unmanned NASA spacecraft is scheduled to arrive at 16 Psyche, a mass

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  • 07:41 How the T-Rex Lost Its Arms

    How the T-Rex Lost Its Arms

    496 views / 0 likes - added

    Support us on Patreon! https://patreon.com/eons Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms. The story of how T-Rex lost its arms is, itself, pretty simple. But the story of why it kept those little limbs,

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  • 13:32 Did Raptorex Really Exist?

    Did Raptorex Really Exist?

    264 views / 0 likes - added

    Try CuriosityStream today: http://curiositystream.com/eons Paleontologists have been studying and drawing totally different conclusions about the fossil LH PV18 for almost a decade. Is it just one of many specimens of a theropod called Tarbosaurus bataar

  • 02:08 Can Evolution Make An Eye? - 12 Days Of Evolution #4

    Can Evolution Make An Eye? - 12 Days Of Evolution #4

    557 views / 0 likes - added

    Watch all 12 Days of Evolution: http://bit.ly/OKTBS12daysPL Tweet http://bit.ly/OKTBS12days4 Share on FB ⇒ http://bit.ly/OKTBS12days4fb ↓ More info and sources below ↓ References for this episode: Land, Michael F., and Russell D. Fernald. "The evolution o

  • 07:05 The Recipe For Life…

    The Recipe For Life…

    430 views / 0 likes - added

    We're cookin' in the primordial kitchen! Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart↓ More info and sources below ↓ If the human body could be distilled down into one molecule, what would our chemical formula be? And WHY is it that way? Is

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  • 05:13 5 Weird Involuntary Behaviors Explained!

    5 Weird Involuntary Behaviors Explained!

    549 views / 0 likes - added

    Yawns, hiccups, twitchy eyes (and more) explained! Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on In

  • 04:34 How Many Smells Can You Smell?

    How Many Smells Can You Smell?

    574 views / 0 likes - added

    How do we smell? Great! Thanks for asking! Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on Instagram:

  • 07:34 Why People Don't Believe In Climate Science

    Why People Don't Believe In Climate Science

    561 views / 0 likes - added

    Watch Part 1:“The Facts” http://youtu.be/ffjIyms1BX4 Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on

  • 07:23 Why Vaccines Work

    Why Vaccines Work

    536 views / 1 likes - added

    A dose of reality about vaccines… Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ As more and more parents are choosing not to vaccinate their children or are vaccinating them later, diseases like measles are mak

  • 03:32 Popular Why I'm Scared Of Spiders

    Why I'm Scared Of Spiders

    902 views / 5 likes - added

    Joe's proposed SXSW panel is "Science on YouTube: Where the Smart Kids Are". Vote for it before 9/4! http://vid.io/xqTj The science of… OH GOD IS THAT A SPIDER?! Subscribe to It's Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ F

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  • 05:46 Can Coral Reefs Survive Climate Change? #OursToLose

    Can Coral Reefs Survive Climate Change? #OursToLose

    688 views / 5 likes - added

    This episode is brought to you by Dropbox https://www.dropbox.com/ Tweet ⇒ http://bit.ly/OKTBScoral Share on FB ⇒ http://bit.ly/OKTBScoralFB ↓ More info and sources below ↓ We can’t afford to wait any longer to act on climate change. Check out #OursToLose

  • 04:43 Could you survive the real Twilight Zone? - Philip Renaud and Kenneth Kostel

    Could you survive the real Twilight Zone? - Philip Renaud and Kenneth Kostel

    35 views / 1 likes - added

    Find out how a hatchetfish survives its daily journey from the depths of the oceans Twilight Zone to the resource-rich surface.--Youre traveling deep beneath the oceans surface, where faint lights flicker and toothy grins flash. Your mission is to survive

  • 06:35 Attack Of The Zombie Parasites!

    Attack Of The Zombie Parasites!

    553 views / 3 likes - added

    Did someone say BRAAAAAINS…? Subscribe: http://bit.ly/iotbs_sub Twitter: @okaytobesmart ↓ More info and sources below ↓ Shows like The Walking Dead are full of hungry, mindless, surprisingly fleet-footed armies of brain-eating zombies. Could they actually

  • 04:32 Where Do Birds Go In Winter?

    Where Do Birds Go In Winter?

    647 views / 1 likes - added

    And where do they keep their suitcases? Subscribe to It’s Okay To Be Smart: http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Follow on Twitter: http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on Instagram: ht

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  • 11:48 Can We Get DNA From Fossils?

    Can We Get DNA From Fossils?

    304 views / 0 likes - added

    In 1993, scientists cracked open a piece of amber, took out the body of an ancient weevil, and sampled its DNA. Or, at least, so we thought. It took another few decades of research, and a lot of take-backs, before scientists could figure out how we could

  • 04:21 Popular Why Are The Bees Dying?

    Why Are The Bees Dying?

    788 views / 4 likes - added

    If bees go, will they take us with them? Subscribe: http://bit.ly/iotbs_sub Twitter: @jtotheizzoe @okaytobesmart ↓ More info and sources below ↓ Bees, wild and domesticated, are in big trouble. Bee colonies are dying off at alarming rates, and the cause i

  • 02:27 "Get Back Up Again" Cover by Angelic | SONGS THAT STICK

    "Get Back Up Again" Cover by Angelic | SONGS THAT STICK

    513 views / 1 likes - added

    Angelic covers "Get Back Up Again" from DreamWorks Animation's new film "Trolls" From the creators of SHREK comes DreamWorks Animation’s TROLLS, a smart, funny and irreverent comedy about the search for happiness, and just how far some will go to get it.

  • 10:12 When Camels Roamed North America

    When Camels Roamed North America

    222 views / 1 likes - added

    Camels are famous for adaptations that have allowed them to flourish where most other large mammals would perish. But their story begins over 40 million years ago in North America, and in an environment you’d never expect: a rainforest.   Special thanks t

  • 11:59 Popular The Largest Star in the Universe  Size Comparison

    The Largest Star in the Universe Size Comparison

    980 views / 4 likes - added

    We created our first app Universe in a Nutshell, together with Tim Urban of Wait but Why!Appstore: http://kgs.link/universe-app-iosGoogle Playstore: http://kgs.link/universe-app-androidSources & further reading: https://sites.google.com/view/sourceslarges

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  • 06:18 What Has New Horizons Taught Us About Pluto?

    What Has New Horizons Taught Us About Pluto?

    408 views / 2 likes - added

    Pluto's not just cool… it's ICE COLD Tweet ⇒ http://bit.ly/OKTBSpluto Share on FB ⇒ http://bit.ly/OKTBSplutoFB ↓ More info and sources below ↓ Since New Horizons flew by Pluto on July 14, 2015, it’s completely redefined what we know about the dwarf planet

  • 09:32 The Two People We're All Related To

    The Two People We're All Related To

    213 views / 0 likes - added

    Check out Two Cents: https://www.youtube.com/channel/UCL8w_A8p8P1HWI3k6PR5Z6w Due to an odd quirk of genetics and some unique evolutionary circumstances, two humans who lived at different times in the distant past managed to pass on a very small fraction

  • 12:41 When Sharks Swam the Great Plains

    When Sharks Swam the Great Plains

    206 views / 0 likes - added

    Check out Origin of Everything: https://www.youtube.com/channel/UCiB8h9jD2Mlxx96ZFnGDSJw If you’ve ever been to, or lived in, or even flown over the central swath of North America, then you’ve seen the remnants of what was a uniquely fascinating environme

  • 08:32 The Ghostly Origins of the Big Cats

    The Ghostly Origins of the Big Cats

    216 views / 0 likes - added

    Learn more about ExpressVPN: https://www.expressvpn.com/eonsAll of todays big cat species evolved less than 11 million years ago and yet their evolutionary history remains an almost total mystery. But scientists have recently discovered a major clue about

  • 11:13 Why Megalodon (Definitely) Went Extinct

    Why Megalodon (Definitely) Went Extinct

    633 views / 6 likes - added

    For more than 10 million years, Megalodon was at the top of its game as the oceans’ apex predator...until 2.6 million years ago, when it went extinct. So, what happened to the largest shark in history? Thanks as always to Nobumichi Tamura for allowing us

  • 14:36 The History of Climate Cycles (and the Woolly Rhino) Explained

    The History of Climate Cycles (and the Woolly Rhino) Explained

    203 views / 0 likes - added

    Learn more about Hack the Moon at https://wehackthemoon.comCheck out Reactionss Summer of Space video on the Northern Lights! https://www.youtube.com/watch?v=8S_LPFOa-zsThroughout the Pleistocene Epoch, the range of the woolly rhino grew and shrank in syn

  • 10:41 When Time Became History - The Human Era

    When Time Became History - The Human Era

    132 views / 0 likes - added

    Get your Human Era Calendar for the year 12,021 here: https://kgs.link/12021For the fifth time, we present to you the Human Era Calendar for the year 12,021 this time it is all about the journey of humanity, beginning tens of thousands of years ago, leadi

  • 06:31 Popular Did Dinosaurs Really Go Extinct?

    Did Dinosaurs Really Go Extinct?

    775 views / 0 likes - added

    Welcome to… Jurassic Pluck Subscribe: http://bit.ly/iotbs_sub Twitter: @jtotheizzoe @okaytobesmart ↓ More info and sources below ↓ Most people are taught that dinosaurs went extinct 66 million years ago when a giant meteor crashed into the Yucatan peninsu

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  • 10:53 When Giant Amphibians Reigned

    When Giant Amphibians Reigned

    215 views / 1 likes - added

    Try CuriosityStream today: http://curiositystream.com/eons Temnospondyls were a huge group of amphibians that existed for 210 million years. And calling them ‘diverse’ would be putting it mildly. Yet in the end, two major threats would push them to extinc

  • 12:21 How Sloths Went From the Seas to the Trees

    How Sloths Went From the Seas to the Trees

    322 views / 0 likes - added

    The story of sloths is one of astounding ecological variability, with some foraging in the seas, others living underground, and others still hiding from predators in towering cliffs. So why are their only living relatives in the trees? Thanks to Ceri Thom

  • 09:48 The Evolution of the Heart (A Love Story)

    The Evolution of the Heart (A Love Story)

    184 views / 0 likes - added

    You can check out Google's Science Journal app at https://g.co/sciencejournal In order to understand where hearts came from, we have to go back to the earliest common ancestor of everything that has a heart. It took hundreds of millions of years, and coun

  • 06:40 What Happens If We Throw an Elephant From a Skyscraper? Life & Size 1

    What Happens If We Throw an Elephant From a Skyscraper? Life & Size 1

    408 views / 1 likes - added

    Size is the most under appreciated regulators of living things. Let us demonstrate that by throwing animals from buildings. Kurzgesagt Newsletter: http://eepurl.com/cRUQxz Support us on Patreon so we can make more videos (and get cool stuff in return): ht

  • 10:13 Why Black Holes Could Delete The Universe – The Information Paradox

    Why Black Holes Could Delete The Universe – The Information Paradox

    412 views / 0 likes - added

    Black holes are scary things. But they also might reveal the true nature of the universe to us. This video was funded by SNSF under Agora Grant n. 171622 and through the NCCR SwissMAP: The Mathematics of Physics. Kurzgesagt Newsletter: http://eepurl.com/c

  • 10:07 Popular Is It Too Late To Stop Climate Change? Well, it's Complicated.

    Is It Too Late To Stop Climate Change? Well, it's Complicated.

    1,541 views / 8 likes - added

    This video is part of a series about climate change supported by Breakthrough Energy a coalition founded by Bill Gates, that is working to expand clean-energy investment and support the innovations that will lead the world to net-zero carbon emissions. ht

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  • 07:32 When Birds Stopped Flying

    When Birds Stopped Flying

    262 views / 0 likes - added

    Support us on Patreon! http://patreon.com/eons Ratites have spread to Africa, Australia, New Zealand, and South America. And there are fossils of Ratites in Europe, Asia, and North America too. That’s a lot of ground to cover for birds that can’t fly. So

  • 12:10 How Evolution Works (And How We Figured It Out)

    How Evolution Works (And How We Figured It Out)

    182 views / 0 likes - added

    Watch the Deep Time Hall livestream here:https://www.facebook.com/EonsPBS/videos/424570291712824You can set a reminder on that post to be notified when it goes live!Dont forget to check out When Whales Walked: Journeys in Deep Time: https://www.pbs.org/tp

  • 10:17 The Missing Link That Wasn't

    The Missing Link That Wasn't

    209 views / 0 likes - added

    The myth of the Missing Link--the idea that there must be a specimen that partly resembles an ape but also partly resembles a modern human--is persistent. But the reality is that there is no missing link in our lineage, because thats not how evolution wor

  • 10:28 How Blood Evolved (Many Times)

    How Blood Evolved (Many Times)

    326 views / 0 likes - added

    Blood is one of the most revolutionary features in our evolutionary history. Over hundreds of millions of years, the way in which blood does its job has changed over and over again. As a result, we animals have our familiar red blood. But also blue blood.

  • 12:22 The Humans That Lived Before Us

    The Humans That Lived Before Us

    227 views / 1 likes - added

    As more and more fossil ancestors have been found, our genus has become more and more inclusive, incorporating more members that look less like us, Homo sapiens. By getting to know these other hominins--the ones who came before us--we can start to answer

  • 08:55 When Apes Conquered Europe

    When Apes Conquered Europe

    260 views / 0 likes - added

    Check out Origin of Everything: https://www.youtube.com/channel/UCiB8h9jD2Mlxx96ZFnGDSJw Today, our closest evolutionary relatives, the apes, live only in small pockets of Africa and Asia. But back in the Miocene epoch, apes occupied all of Europe. Why ar

  • 02:59 The Truth About Chocolate and Your Health

    The Truth About Chocolate and Your Health

    252 views / 0 likes - added

    There are claims floating around that chocolate might actually be good for you, and SciShow is here to help separate fact from fiction. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scis

  • 02:58 Popular Freedom - International Day of the Girl

    Freedom - International Day of the Girl

    706 views / 0 likes - added

    Every day girls around the world are fighting for their freedom. This International Day of the Girl - join them and raise your voice: 1. Share the film and tell us what #FreedomForGirls means to you 2. Take action at http://www.globalgoals.org/dayofthegir

  • 12:26 Your Place in the Primate Family Tree

    Your Place in the Primate Family Tree

    239 views / 0 likes - added

    Our new sticker is available here: https://store.dftba.com/collections/eons And check out Tacos of Texas!: https://www.youtube.com/playlist?list=PLh_qdzak59m68-i4M441Rkr5j8c_mQ-en Purgatorius, a kind of mammal called a plesiadapiform, might’ve been one of

  • 05:32 Why Electronics Just Shouldn't Work

    Why Electronics Just Shouldn't Work

    184 views / 0 likes - added

    Every wire, memory chip, and radio link is constantly fending off data corruption with error detecting and correcting codes. With the help of these codes, electronics can keep up the illusion of perfection… most of the time. Hosted by: Stefan Chin SciShow

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

    Why should you read Charles Dickens? - Iseult Gillespie

    590 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

  • 12:16 When We First Walked

    When We First Walked

    227 views / 0 likes - added

    Try CuriosityStream today: http://curiositystream.com/eons Fossilized footprints have proved that human ancestors were already striding across the landscape 3.6 million years ago. But who started them on that path? What species pioneered this style of loc

  • 10:10 When We First Made Tools

    When We First Made Tools

    252 views / 0 likes - added

    Try CuriosityStream today: http://curiositystream.com/eons The tools made by our human ancestors may not seem like much when you compare them to the screen you’re looking at right now but their creation represents a pivotal moment in the origin of technol

  • 10:20 When Rodents Rafted Across the Ocean

    When Rodents Rafted Across the Ocean

    190 views / 0 likes - added

    Support us on Patreon! http://patreon.com/eons The best evidence we have suggests that, while Caviomorpha originated in South America, they came from ancestors in Africa, over 40 million years ago. So how did they get there? Thanks to Ceri Thomas for the

  • 12:15 The Island of Shrinking Mammoths

    The Island of Shrinking Mammoths

    200 views / 1 likes - added

    You can check out Google's Science Journal app at https://g.co/sciencejournal The mammoths fossils found on the Channel Islands off the coast of southern California are much smaller than their relatives found on the mainland. They were so small that they

  • 12:57 When We Tamed Fire

    When We Tamed Fire

    280 views / 0 likes - added

    Our new shirt! https://store.dftba.com/products/eons-pocket-shirt The Best-Of Nature League: https://www.youtube.com/playlist?list=PLZftFO1i4jNijeKInnCZXTYg9l3HVlbXl The ability to make and use fire has fundamentally changed the arc of our evolution. The

  • 18:25 Reusable handwarmers that get hot by freezing

    Reusable handwarmers that get hot by freezing

    52 views / 0 likes - added

    These things are so cool they're hot.Here's some links.Technology Connextras (the second channel that stuff goes on sometimes):https://www.youtube.com/channel/UClRwC5Vc8HrB6vGx6Ti-lhATechnology Connections on Twitter:https://twitter.com/TechConnectifyThe

  • 09:52 When Humans Were Prey

    When Humans Were Prey

    249 views / 0 likes - added

    Not too long ago, our early human ancestors were under constant threat of attack from predators. And it turns out that this difficult chapter in our history may be responsible for the adaptations that allowed us to become so successful. Thanks to Julio La

  • 11:41 When Giant Scorpions Swarmed the Seas

    When Giant Scorpions Swarmed the Seas

    267 views / 1 likes - added

    Try Audible for 30 days visit https://www.audible.com/eons or text eons to 500500! Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes. Over time, they developed a number of adaptations--from crushing claws to flatten

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

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

    537 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


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