The Perseverance rover runs on processors used in iMacs in the 1990s

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An artist’s impression of the Perseverance on the floor of Mars

NASA/JPL-Caltech

Keep in mind the colorful iMac computer systems from the late 1990s? The identical processor that powered these is getting used to run NASA’s Mars Perseverance rover.

This processor, which can be getting used within the Curiosity rover, has simply 10.four million transistors – even reasonably priced smartphones now have greater than 1000 instances as many. So why is such outdated utilized in a cutting-edge house exploration mission?

All of it comes right down to radiation. Earth’s environment protects us from many of the dangerous rays from the sun, however …

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