Quantum mechanics is the branch of physics that describes how matter and energy behave at atomic, molecular, and nanoscale dimensions, where particles can act like waves, energies become quantized, ...

Quantum theory is often sold as a story about tiny particles, but its real disruption lands squarely on our everyday sense of what is real. At the smallest scales, the equations that power lasers, ...

More than a century before quantum mechanics was born, Irish mathematician William Rowan Hamilton stumbled onto an idea that would quietly foreshadow one of the deepest truths in physics. While ...

From research universities and national laboratories to manufacturing programs and community colleges, quantum-mechanics is ...