Some have blamed the Houthi rebels for intentionally sabotaging the cables.
The real picture, however, looks a little more complex.
Undersea cables send telecommunication signals and messages across stretches of the ocean at nearly the speed of light.

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How do disruptions like this affect the internet?
While connection was restored within a day, some experts havewarnedabout the vulnerability of subsea infrastructure to terror attacks.

Story bySion Geschwindt
Sion is a freelance science and technology reporter, specialising in climate and energy.
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