Making systems robust

The human body keeps the calcium concentration in the blood constant, similarly to an aircraft's autopilot keeping the plane at a constant altitude. What they have in common is that both the body and the autopilot employ ...

Guarding against 'Carmageddon' cyberattacks

The potential value of turning the nation's freeways into "smart transportation systems" is enormous. Equipping the nation's concrete arteries with a nervous system of computers and sensors that directly control on-ramp signals ...

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