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Understand how systems sense their state and adjust—from your body temperature to YouTube's algorithm
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Educational content slides
Your body maintains 98.6°F without you thinking about it.
Too cold? Shiver to generate heat.
Too hot? Sweat to cool down.
Your brain constantly checks temperature and adjusts. That's a feedback loop: sense → decide → act → sense again.
Every thermostat, cruise control, and even YouTube's recommendation algorithm works the same way.
Test your understanding with this quiz.
Your shower oscillates between freezing and scalding. What's the actual problem in the feedback loop?
Complete this exercise and get AI-powered feedback.
You're surrounded by feedback loops—some helpful, some harmful.
Recognizing the loop is the first step to controlling it.