Everything Everywhere Daily

Undersea Fiber Optic Cables

20 snips
Jun 27, 2025
Discover the backbone of global communication: undersea fiber optic cables. These cables transport everything from phone calls to streaming videos at the speed of light. Learn how they are constructed and the complex processes that ensure their durability. Get insights into the repair methods used when they are damaged, showcasing the technology behind maintaining this vital network. Ponder the economic implications and growing demand for bandwidth in our increasingly connected world.
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ANECDOTE

Island Internet Anecdotes

  • Gary Arndt experienced poor internet on Pacific islands due to reliance on slow satellite connections.
  • Over time, these islands were slowly connected to global networks through undersea fiber optic cables, transforming communication.
INSIGHT

Undersea Cables' Critical Role

  • The network of undersea fiber optic cables underpins global communication by carrying most international data.
  • Advancements like lasers and glass fibers revolutionized communications by enabling use of light instead of electricity for signals.
INSIGHT

Fiber Optic Cable Evolution

  • The first transatlantic fiber-optic cable, TAT-8, laid in 1988 vastly increased bandwidth capacity to about 280 Mbps.
  • Today's cables handle tens to hundreds of terabytes per second, showing exponential technological growth.
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