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Search Results: "orbital eccentricity"

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  • 02:06 What Causes Precession and Other Orbital Changes

    What Causes Precession and Other Orbital Changes

    414 views / 0 likes - added

    What causes precession and other orbital changes More free lessons at: http://www.khanacademy.org/video?v=nL6LMX8-bPY

  • 02:51 Push the Limit: Alba Orbital advance the frontiers of spacecraft | WIRED with Qualcomm

    Push the Limit: Alba Orbital advance the frontiers of spacecraft | WIRED with Qualcomm

    439 views / 0 likes - added

    Tom Walkinshaw, founder of micro-satellite company Alba Orbital, discusses the future of satellite technology. In partnership with Qualcomm. Subscribe to WIRED►► http://po.st/SubscribeWired CONNECT WITH WIRED Web: http://po.st/WiredVideo Twitter: http://p

  • 25:02 Popular Gravity and Orbital Mechanics - Physics 101 / AP Physics 1 Review with Dianna Cowern

    Gravity and Orbital Mechanics - Physics 101 / AP Physics 1 Review with Dianna Cowern

    1,502 views / 0 likes - added

    Lesson 8 (Gravitation and Orbits) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video:1. An object w

  • 15:00 Popular 2010 IIT JEE Paper 1 Problem 50 Hyperbola Eccentricity

    2010 IIT JEE Paper 1 Problem 50 Hyperbola Eccentricity

    963 views / 0 likes - added

  • 07:17 Popular Are Southern Hemisphere Seasons More Severe?

    Are Southern Hemisphere Seasons More Severe?

    814 views / 0 likes - added

    Are Southern Hemisphere seasons more severe because of the eccentricity in Earth's orbit? More free lessons at: http://www.khanacademy.org/video?v=umvNQj-zmq4

  • 04:01 Popular Can We Use Space Lasers To Clean Up Space Junk?

    Can We Use Space Lasers To Clean Up Space Junk?

    757 views / 2 likes - added

    How do we get rid of space junk? Here's how scientists are planning to zap away debris and de-clutter space! Could You Get Hit By Falling Space Junk? - http://bit.ly/28SDo19 Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: The Mad

  • 04:52 Popular How Small is an Atom?

    How Small is an Atom?

    833 views / 0 likes - added

    The size of an atom is only a few angstroms at most - there are 10 billion angstroms in 1 meter. This video also goes the basic parts of an atom (protons, neutrons, and electrons) and why the traditional model of the atom is not correct. Electrons are unp

  • 03:04 Here's How Rogue Asteroids Helped Scientists Find a 9th Planet

    Here's How Rogue Asteroids Helped Scientists Find a 9th Planet

    509 views / 1 likes - added

    #HowTheUniverseWorks | Tuesdays at 10/9c on Science Full Episodes Streaming FREE on Science GO: https://www.sciencechannelgo.com/how-the-universe-works/ As scientists studied the Kuiper Belt, they became puzzled by a group of asteroids that deviated from

  • 05:23 How Satellites Track Your Exact Location

    How Satellites Track Your Exact Location

    616 views / 1 likes - added

    GPS has become a staple on any smartphone, but how does it work? How Does Your Brain’s GPS Work? ►►►► http://dne.ws/1XfwdhD Sign Up For The TestTube Newsletter Here ►►►► http://dne.ws/1McUJdm Read More: How GPS Receivers Work http://electronics.howstuffwo

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  • 03:41 Why Are Astronauts Weightless?

    Why Are Astronauts Weightless?

    422 views / 0 likes - added

    http://www.abc.net.au/catalyst/team/default.htmI have been working with Catalyst on ABC1 to bring some Veritasium to Australian TV. In this segment I ask why astronauts in the space station are weightless. The most common answer is because there is no gra

  • 03:04 Why Some Days Aren't 24 Hours

    Why Some Days Aren't 24 Hours

    436 views / 0 likes - added

    Check out the "What is a Day?" interactive video at https://labs.minutelabs.io/what-is-a-day/It's super cool!! (and made by Jasper Palfree & the MinuteEarth/MinutePhysics team)The MinutePhysics video about Why December Has the Longest Days: https://www.yo

  • 02:52 Why December Has The Longest Days

    Why December Has The Longest Days

    469 views / 0 likes - added

    Subscribe to MinutePhysics! December has the longest solar days (noon-to-noon) because of the weird way a combination of the axial tilt of the earth and the eccentricity of its elliptical orbit conspire in December. Perihelion + Solstices = Long Days. Her

  • 04:13 How We Know Black Holes Exist

    How We Know Black Holes Exist

    521 views / 0 likes - added

    Thanks to the James Webb Space Telescope (JWST) and Space Telescope Science Institute for supporting this video. Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ Th

  • 05:12 Popular The Black Hole Death Problem

    The Black Hole Death Problem

    1,113 views / 0 likes - added

    This episode is brought to you by Squarespace: ‪http://www.squarespace.com/physicsgirl Black holes are not as black as we once thought. They are theorized to die a slow death by evaporation, emitting energy known as Hawking radiation. But the mechanism fo

  • 09:50 Popular Flying Into the Sun? NASA's Parker Solar Probe Mission

    Flying Into the Sun? NASA's Parker Solar Probe Mission

    806 views / 0 likes - added

    NASA is planning a mission to get as close as possible as we can to the Sun and reveal its mysteries. Support us at: http://www.patreon.com/universetoday More stories at: http://www.universetoday.com/ Follow us on Twitter: @universetoday Like us on Facebo

  • 02:22 Is There Gravity In Space?

    Is There Gravity In Space?

    316 views / 0 likes - added

    If you've seen footage from the International Space Station or any of the space shuttle missions, you know that astronauts float around as they orbit the Earth. Why is that? Is it because the gravitational force on them is zero in space? (Or nearly zero?)

  • 10:52 Popular Orbitals: Crash Course Chemistry #25

    Orbitals: Crash Course Chemistry #25

    888 views / 0 likes - added

    In this episode of Crash Course Chemistry, Hank discusses what Molecules actually look like and why, some quantum-mechanical three dimensional wave functions are explored, he touches on hybridization, and delves into sigma and pi bonds. -- Table of Conten

  • 03:32 Why These Lasers Are Too Powerful to Use in Space

    Why These Lasers Are Too Powerful to Use in Space

    592 views / 0 likes - added

    Many countries have proposed developing giant lasers to shoot space junk into such tiny pieces so that they will no longer pose a threat to important spacecraft like the International Space Station. But, are space lasers really a thing? How Much Accelerat

  • 5,000 Exoplanets: Listen to the Sounds of Discovery (NASA Data Sonification)

    5,000 Exoplanets: Listen to the Sounds of Discovery (NASA Data Sonification)

    94 views / 0 likes - added

    On March 21, 2022, the number of known exoplanets passed 5,000 according to the NASA Exoplanet Archive. This animation and sonification tracks humanity's discovery of the planets beyond our solar system over time. Turning NASA data into sounds allows user

  • 01:41 Everything You Need to Know About the Earth’s Terminator

    Everything You Need to Know About the Earth’s Terminator

    503 views / 0 likes - added

    There’s a mysterious line on the face of our planet, separating night from day. Here's what it does. Could Ice Volcanoes Harbor Alien Life? https://www.youtube.com/watch?v=rEl563NBus0 Subscribe! http://www.youtube.com/subscription_center?add_user=dnewscha

  • 05:11 What would it Look like with all the planets between the earth and the moon?

    What would it Look like with all the planets between the earth and the moon?

    554 views / 1 likes - added

    I would love to redo this in 360 3d VR. I need hardware and software: If you wish to help me out, support me on Patreon: https://www.patreon.com/yetidynamics What did I just watch? All the planets in the solar system will fit between the earth and the moo

  • 03:13 Popular Hitting The Sun Is HARD

    Hitting The Sun Is HARD

    712 views / 0 likes - added

    Listen to "The Paradox of Choice" for free at http://www.Audible.com/minutephysics This video is about the orbital mechanics of why it’s so hard to crash into the sun – the energy it takes to get there is astoundingly high, compared with leaving the solar

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  • 04:11 Why Don't We Launch More Rockets From Airplanes?

    Why Don't We Launch More Rockets From Airplanes?

    600 views / 0 likes - added

    NASA recently launched a spacecraft horizontally from an airplane, rather than vertically from the ground. Should we launch more like this? Why Did The Antares Rocket Explode? - https://youtu.be/Nok2uw3cTig Sign Up For The Seeker Newsletter Here - http://

  • 01:35 See the Blackhole in our own galaxy. Zooming into Sagittarius A*

    See the Blackhole in our own galaxy. Zooming into Sagittarius A*

    217 views / 1 likes - added

    ESO’s exquisitely sensitive GRAVITY instrument has added further evidence to the long-standing assumption that a supermassive black hole lurks in the centre of the Milky Way. New observations show clumps of gas swirling around at about 30% of the sp

  • 12:35 The New Astronomy: Crash Course History of Science #13

    The New Astronomy: Crash Course History of Science #13

    332 views / 0 likes - added

    This week on Crash Course: History of the Scientific Revolutionastronomical anomalies accrued. Meanwhile, in Denmarkan eccentric rich dude constructed not one but two science castles! And his humble German assistant synthesized a lot of new, old, and bold

  • 07:37 I went to space and discovered an enormous lie | Ron Garan

    I went to space and discovered an enormous lie | Ron Garan

    116 views / 0 likes - added

    What astronaut Ron Garan saw in space changed his life forever heres what it taught him. Subscribe to Big Think on YouTube https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg?sub_confirmation=1Up next, Neil deGrasse Tyson: 3 mind-blowing space facts

  • 10:45 How SpaceX Lands Rockets with Astonishing Accuracy

    How SpaceX Lands Rockets with Astonishing Accuracy

    365 views / 1 likes - added

    A look at how SpaceX achieves their astonishing landing accuracy with the Falcon 9 rocket.Support Art of Engineering on Patreon:https://www.patreon.com/ArtofEngineeringShop Art of Engineering Merchandise:https://teespring.com/stores/ArtofEngineeringTwitte

  • 06:04 What’s REALLY Warming the Earth?

    What’s REALLY Warming the Earth?

    595 views / 3 likes - added

    Watch my other climate science videos: http://bit.ly/climatevids Get yourself an awesome I DID A SCIENCE shirt! http://dftba.com/besmart ↓ More info and sources below ↓ References/Learn more: July 2016 is hottest on record: http://climate.nasa.gov/news/24

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  • 05:29 The Islands With Too Much Power

    The Islands With Too Much Power

    218 views / 0 likes - added

    The Orkney Islands, off the northern tip of Scotland, have so much electricity that it's actually a problem. Here's why: and here's what they're doing about it. This video has a correction: Hornsdale Power Reserve didn't catch fire! It was the newer Victo

  • 03:57 Scientists Impaled Space Junk With a Harpoon, Here’s Why That Matters

    Scientists Impaled Space Junk With a Harpoon, Here’s Why That Matters

    383 views / 1 likes - added

    Space junk threatens to entomb Earth in an artificial bubble, but promising solutions for cleaning up our trash are on the horizon. Watch More Space Crafts! | https://bit.ly/2GqH0aO Read More: The Space Junk Problem Is About To Get A Whole Lot Gnarlier ht

  • 03:46 NASA | Looking For The Shadows Of New Worlds

    NASA | Looking For The Shadows Of New Worlds

    624 views / 0 likes - added

    Astronomers have used many different methods to discover planets beyond the solar system, but the most successful by far is transit photometry, which measures changes in a star's brightness caused by a mini-eclipse. When a planet crosses in front of its s

  • 03:14 Why So Many Meteorites Come From The Same Place

    Why So Many Meteorites Come From The Same Place

    699 views / 0 likes - added

    Because of space physics, one faraway asteroid is likely the progenitor of almost a third of all the meteorites on Earth. Thanks to Skillshare for sponsoring this video: http://skl.sh/MinuteEarth Jorge and Daniel's awesome new book, "We Have No Idea": htt

  • 14:58 Space Station 20th: longest continuous timelapse from space

    Space Station 20th: longest continuous timelapse from space

    610 views / 0 likes - added

    Since the very first module Zarya launched from Baikonur Cosmodrome on 20 November 1998, the International Space Station has delivered a whole new perspective on this planet we call home. Join us as we celebrate 20 years of international collaboration and

  • 02:52 Space Is Dangerous! Just Look at What It Does to Astronauts’ Brains…

    Space Is Dangerous! Just Look at What It Does to Astronauts’ Brains…

    583 views / 1 likes - added

    We’re learning about what space does to our bodies, but what about our brains? MRI scans of astronauts revealed some worrying results. What Does Radiation Poisoning Do to Your Body? - https://youtu.be/hhUuFCrDOlw Read More: Effects of Spaceflight on Astro

  • 05:54 The X3 Ion Thruster Is Here, This Is How It'll Get Us to Mars

    The X3 Ion Thruster Is Here, This Is How It'll Get Us to Mars

    395 views / 1 likes - added

    The X3 is made possible thanks to a collaboration among NASA, Aerojet Rocketdyne, the Caltech Jet Propulsion Laboratory, and the University of Michigan. It's a new type of propulsion engine that smashed records during test firings. This engine and other e

  • 07:19 SpaceX-PLOSIONS: Why It Matters - Smarter Every Day 138

    SpaceX-PLOSIONS: Why It Matters - Smarter Every Day 138

    587 views / 0 likes - added

    Patreon Support Link: http://www.patreon.com/smartereveryday Free Audio Book ⇒ http://bit.ly/AudibleSED ⇐ Tweet ⇒ http://bit.ly/RKTBOOMTwt ⇐ Post to FB⇒ http://bit.ly/RKTBoomFB ↓↓↓↓↓↓↓READ MORE: ↓↓↓↓↓↓↓ Comment threads on Reddit: My Instagram account: htt

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  • 11:19 Popular Can You Capture a Light Wave? Mind-Blowing Wave-Particle Duality Experiment!

    Can You Capture a Light Wave? Mind-Blowing Wave-Particle Duality Experiment!

    913 views / 0 likes - added

    In this video I show you an easy way to show that light is neither a wave nor a particle (or it is both?) by doing the double slit experiment followed by an analog of the photoelectric effect. This is a crazy experiment that shows how weird quantum mechan

  • 10:03 How Do We Protect Earth From Asteroids? Part 2 - Stopping Them

    How Do We Protect Earth From Asteroids? Part 2 - Stopping Them

    515 views / 0 likes - added

    Once we know where all the dangerous asteroids are, how do we prevent one from hitting Earth? Read the supporting article from Nancy Atkinson: https://www.universetoday.com/90798/every-way-devised-to-deflect-an-asteroid/ Support us at: http://www.patreon.

  • 02:24 It's Surprisingly Hard to Go to the Sun

    It's Surprisingly Hard to Go to the Sun

    455 views / 0 likes - added

    The Sun contains 99.8 of the mass in our solar system. Its gravitational pull is what keeps everything here, from tiny Mercury to the gas giants to the Oort Cloud, 186 billion miles away. But even though the Sun has such a powerful pull, it's surprisingly

  • 03:52 We’re One Step Closer to a Space Elevator

    We’re One Step Closer to a Space Elevator

    482 views / 0 likes - added

    A space elevator sounds like science fiction, but scientists are still actively trying to make it a reality. Here’s what you need to know. Is This New Super Carbon Better Than Graphene? - https://youtu.be/FWENEXM5S3E Read More: Going up! Japan to test min

  • 10:06 How To FLY A SPACESHIP To The SPACE STATION - Smarter Every Day 131

    How To FLY A SPACESHIP To The SPACE STATION - Smarter Every Day 131

    604 views / 0 likes - added

    Scott reads tweets on the ISS! Tweet him and see if he replies! http://bit.ly/Twt_Scott Check out his Instagram: http://bit.ly/InstaSPACE ⇊⇊⇊⇊⇊ More info Below ⇊⇊⇊⇊⇊ Please consider following Scott on both Instagram and Twitter. This will probably be NASA

  • 05:24 Why a total solar eclipse is such a big deal

    Why a total solar eclipse is such a big deal

    550 views / 1 likes - added

    How solar and lunar eclipses work. Note: This is an update of a video we published in 2015. Sources: Getty Images https://www.amazon.com/Totality-Great-American-Eclipses-2017/dp/0198795696/ref=sr_1_1?ie=UTF8&qid=1500557252&sr=8-1&keywords=totality NASA: h

  • 04:19 A New Theory Reveals Why Tabbys Star Looks So Bizarre

    A New Theory Reveals Why Tabbys Star Looks So Bizarre

    366 views / 0 likes - added

    Researchers might be one step closer to figuring out the mysterious behavior behind Tabby's star's dimming. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seeker.comSome

  • 03:36 Why Don't We Just Put Solar Panels In Space?

    Why Don't We Just Put Solar Panels In Space?

    620 views / 0 likes - added

    If we can capture energy from the sun, why don't we just put solar panels in space? Watch More: Check out Trace's channel! ►►►► https://www.youtube.com/watch?v=qB3LNwCYVAw Support Life Noggin on Patreon: https://www.patreon.com/LifeNogginStudios Official

  • 48:51 The physics of timekeeping with Chad Orzel

    The physics of timekeeping with Chad Orzel

    137 views / 0 likes - added

    Explore the physics that makes time something we can set, measure and know with physicist Chad Orzel as he discusses time from orbital motion and axial tilt to the quantum mechanics and relativity theory that gives us our ultra-precise atomic clocks.Watch

  • 04:46 Geosynchronous Orbits are WEIRD

    Geosynchronous Orbits are WEIRD

    87 views / 0 likes - added

    Go to https://givewell.org/minutephysics to have your first donation matched up to $100!This video is about the physics of geosynchronous and geostationary orbits, why they exist, when they don't, when they're useful for communication/satellite TV, etc.RE

  • 04:11 Why Twisted Light Holds the Key to Radically Faster Internet

    Why Twisted Light Holds the Key to Radically Faster Internet

    410 views / 0 likes - added

    With this new nanophotonic device, scientists might have just unlocked how to harness the data transfer potential of “twisted light”. How Ferroelectricity Could Change the Way We Store Data- https://youtu.be/IwT_ECJ1TEY Read More: Angular-momentum nanomet

  • 04:10 How Close Are We To Space Tourism?

    How Close Are We To Space Tourism?

    532 views / 0 likes - added

    Going to space on vacation might be a reality sooner than you think. But the question is, can you afford it? This Is Not What Space Looks Like - https://www.youtube.com/watch?v=N5rZ9E72zbI Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI We

  • 05:05 The Hunt to Find Life on Jupiter's Icy Moons | Countdown to Launch

    The Hunt to Find Life on Jupiter's Icy Moons | Countdown to Launch

    325 views / 0 likes - added

    ESA's JUICE mission is heading to Jupiter to hunt for signs of life on its icy moons. Subscribe to Seeker!http://bit.ly/subscribeseeker Watch more Countdown to Launch: http://bit.ly/CTLplaylist Visit our shop at http://shop.seeker.com Understanding Jupite

  • 05:46 How This Next Generation Satellite Will 3D Print Itself in Space

    How This Next Generation Satellite Will 3D Print Itself in Space

    252 views / 0 likes - added

    Made In Space is building a satellite that can 3D print itself in space. If successful, their satellite could revolutionize how we design future spacecraft. Subscribe to Seeker!http://bit.ly/subscribeseeker Watch more Countdown to Launch: http://bit.ly/CT

  • 16:23 Will You Travel to Space?

    Will You Travel to Space?

    504 views / 0 likes - added

    Check out Sound Field: http://youtube.com/soundfieldpbs Check out the new Space Time Merch Store! https://pbsspacetime.com/ Support Space Time on Patreon https://www.patreon.com/pbsspacetime Thanks to Matthias Rüby for on-site camera work. https://www.ins

  • 02:33 How Do I Make Kids Stop Bullying Me?

    How Do I Make Kids Stop Bullying Me?

    31 views / 0 likes - added

    By Nate | Ready to "wear it out loud? Merch store open, SHOP NOW: http://bit.ly/storybooth-merch | Subscribe: http://bit.ly/sub2storybooth | Record your story @ https://storybooth.com or our iPhone app for a chance to get animated. Comment, like, share th

  • 03:27 Is There Space for 12,000 More Satellites Up There?

    Is There Space for 12,000 More Satellites Up There?

    498 views / 0 likes - added

    SpaceX wants to launch nearly 12,000 satellites into orbit, nearly ten times the number of active satellites currently up there. But is there room? Discovering The Hidden Treasures of Mauritania's Deadly Sahara Desert - https://youtu.be/3NMKYRcaaYs How th

  • 03:20 Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)

    Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)

    517 views / 0 likes - added

    Watch Henry’s MinutePhysics video: https://www.youtube.com/watch?v=NucdlR9EGbA MinuteEarth & MinutePhysics are on Patreon: http://www.patreon.com/minuteearth & http://www.patreon.com/minutephysics It’s becoming harder and harder to categorize moons as moo

  • 08:14 Popular What Happens During a Solar Eclipse? Get Ready for the Great American Eclipse on August 21, 2017

    What Happens During a Solar Eclipse? Get Ready for the Great American Eclipse on August 21, 2017

    834 views / 4 likes - added

    North America is preparing itself for the August Eclipse, so we thought it would be a good time to explain how eclipses work and what’s going on as the Moon briefly destroys the Sun. Support us at: http://www.patreon.com/universetoday More stories at: htt

  • 05:55 The Secret to Unbelievably Fast Internet: Twisting Light

    The Secret to Unbelievably Fast Internet: Twisting Light

    258 views / 0 likes - added

    You might finally be able to watch that 4k video without buffering, thanks to quantum mechanics and orbital angular momentum.Hosted by: Rose Bear Don't WalkSciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtang

  • 03:35 Popular What Is The Dwarf Planet Ceres?

    What Is The Dwarf Planet Ceres?

    822 views / 2 likes - added

    Don’t know what the dwarf planet Ceres is, and at this point you’re too afraid to ask? BrainStuff will give you the deets on this otherworldly object. Learn more at HowStuffWorks.com: http://science.howstuffworks.com/dictionary/astronomy-terms/asteroid.ht

  • 07:59 What Was the Big Bang and Other Space Questions Answered! | SciShow Kids

    What Was the Big Bang and Other Space Questions Answered! | SciShow Kids

    210 views / 0 likes - added

    Jessi and Sam the Bat team up to answer your questions about space, like: How was the universe created?----------Love SciShow Kids and want to help support it? Become a Patron on Patreon: https://www.patreon.com/scishowkidsIf you have a question for Jessi

  • 04:19 This Dead Star Is Twisting Spacetime

    This Dead Star Is Twisting Spacetime

    280 views / 0 likes - added

    A pulsar has just confirmed another piece of the general relativity puzzle Einstein predicted, and its the first real detection of an effect known as frame dragging. And its kind of a big deal. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more

  • 05:36 10 Women Who Changed The World Through Science

    10 Women Who Changed The World Through Science

    79 views / 0 likes - added

    In honor of Women's History Month, we'll celebrate ten women who have helped save the world with science.Ada Lovelace was a self-taught Victorian English mathematician who is often regarded as the "world's first computer programmer". Some even say she was

  • 05:47 Popular How Long Does It Take To Get To Jupiter?

    How Long Does It Take To Get To Jupiter?

    1,382 views / 5 likes - added

    We’re focused on Mars and Pluto, but what about Jupiter? Doesn’t the biggest planet in the Solar System deserve a little love? How long does it take spacecraft to reach Jupiter? Support us at: http://www.patreon.com/universetoday More stories at: http://w

  • 03:11 The Doubly Warped World of Binary Black Holes

    The Doubly Warped World of Binary Black Holes

    260 views / 0 likes - added

    A pair of orbiting black holes millions of times the Sun’s mass perform a hypnotic dance in this NASA visualization. The movie traces how the black holes distort and redirect light emanating from the maelstrom of hot gas – called an accretion

  • 10:19 When Fish Wore Armor

    When Fish Wore Armor

    513 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


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