Quantum fluctuations are the random variations in energy that appear at the quantum level. They're like tiny, tiny earthquakes in the fabric of space-time.
But don't worry, they're not just random events. They're actually quite predictable... if you're a super smart physicist.
Want to learn more about the intricacies of quantum mechanics? Try our:
But remember, in the words of the great physicist, "It's like trying to find your car keys in a sea of uncertainty."