How The Internet Travels Across Oceans

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Published 2021-11-16
99% of all internet traffic – from this video to your Pokemon Go account to your family WhatsApp group – runs on a hidden network of undersea cables. Why should you care? Because modern life is increasingly dependent on those slinky subaquatic wires. And they get attacked by sharks from time to time.

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Imagery supplied via Getty Images

How The Internet Travels Across Oceans

All Comments (21)
  • @aries5591
    I think browsers like Chrome needs to update their animation when it comes to No Internet. Instead of dinosaurs, maybe use sharks that try to eat the internet cables.. underseas...
  • I've worked as a Datacenter technician for over 10 years. Whenever I'm sitting with non-IT friends explaining this concept...they are mind blown. Makes me feel so much better about my job security.
  • @fishywtf
    The fact that large tech companies like Amazon, Google, and Meta control some of these cables shows just how much they run the digital world
  • @SebConte202
    Wow, this is something you never really think about while using the internet. It's amazing to see how much work goes into it and how complicated it is!
  • @JavierMercedes
    "Cable is by far the cheapest and most efficient means of Yeeting vast packets of data over incredibly long distances" haha 😂
  • We never think about the infrastructure needed to have us all connected. Here’s a sentence you won’t hear every day. “My internet went down because it got bitten by a shark.” 😂😂😂
  • @Ransomed77
    It boggles the mind that "small" cables laid hundreds of feet on the sea floor can carry such vast amounts of data. That such cables can even endure the distance, and harsh environment of currents, saltwater, and apparently tech hungry sharks is a testimony to the engineers and builders. The world has come along way since the first under sea cable of the mid 1800's! My hat is off to all those with the vision and ability to make our tech world a reality!
  • @avcomth
    Even more fascinating is how everyone got involved with these cable laying projects. First, a large entity (telecom company/government) makes plan for the cable route, beginning with their home country, then they propose the plan to member nations along the way, these members would eagerly jump in to join the project by helping to pay for them. This is because every country doesn't want to miss the bandwagon of data connectivity, so they join as many cable projects as there is in their locations.
  • @ayushmittal9666
    I knew that there were optical cables running down the ocean . But I didn't knew about the mechanics and the hard work put behind these operations. Thanks for the video
  • I heard a great story about tapping into undersea cables from a guy in the repeater business. Back before Gorbachev, the CIA was interested in a Soviet Navy cable near Vladivostok. They knew the cable existed, just not exactly where. Obviously poking around so deep inside Soviet waters was going to be hard to do without raising suspicion, so they needed a shortcut. Somebody said in a meeting "It's a cable just like any other cable: they don't want it damaged. We should look for 'No Anchorage' signs close to the coast." -sure enough! They found it this way.
  • @budo4
    Good to see this because most people believe that they're using satellites or some other wireless technology when communication with friends and family in another country.
  • @darkwowplayer
    This man really used the word "Yeeting" in a documentary-style video about telecommunications. Legend.
  • @yingle6027
    Sharks like "damn this eel is hard as hell."
  • @MegaTelefunken
    Hi, there is a relatively small mistake in geography( 0:38 timecode ). Black Sea is located next to the Caspian Sea on the left So the phase should be like: The relatively modest 300 kilometer Azerbaijan to Turkmenistan wire running under the Caspian Sea(NOT BLACK SEA)
  • @dundonrl
    I just tested my 1 gig fiber connection with Tokyo and Moscow, it's amazing how simple it is to receive and send data thousands of km away, over those undersea cables!
  • @zrh0
    The sea between Azerbaijan and Turkmenistan is the Caspian Sea not the Black Sea. 0:30
  • @Nick_88888
    0:37 , that is the Caspian sea. The Black sea is on the left of the Caspian sea and it covers Bulgaria, Turkey, Romania, Ukraine
  • Stuff like this is exactly why I got into IT, technology is fascinating and your average person has no clue how much insane work goes into making everything we use on a day-to-day basis possible.
  • @TeShady
    I intern at a datacenter and my eyes litt up when he mentioned DWDM, its a big concept here and we are implementing it in a variety of ways. Great video!
  • @pcow9100
    The amount of things that need to occur at all times to sustain our way of life that no one has any idea about is astounding.