+**Planck's Law**
+Planck's Law describes the spectrum of [radiation](/wiki/radiation) emitted by a [black body](/wiki/black_body) at a specific temperature. It introduced the revolutionary idea that energy is emitted in discrete packets, or quanta, marking the birth of [quantum mechanics](/wiki/quantum_mechanics).
+## See also
+- [Quantum Mechanics](/wiki/quantum_mechanics)
+- [Black Body](/wiki/black_body)
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