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.

Red Sea cable cut by anchor from Houthi ship attack, says internet firm

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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.

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Story bySion Geschwindt

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

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