The discovery of the Planck constant enabled him to define a new universal set of physical units (such as the Planck length and the Planck mass), all based on fundamental physical constants, upon …

Max Planck, German theoretical physicist who originated quantum theory, one of the fundamental theories of modern physics, for which he won the 1918 Nobel Prize for Physics.

This was not only Planck’s most important work but also marked a turning point in the history of physics. The importance of the discovery, with its far-reaching effect on classical physics, was not …

Max Planck changed physics and our understanding of the world forever when he discovered that hot objects do not radiate a smooth, continuous range of energies as had been assumed in classical …

Jul 16, 2025 · Planck’s constant is one of the most important numbers in all of physics. It is, essentially, the ultimate guide to the quantum world.

Mar 6, 2018 · Planck himself said that, despite having invented quantum theory, he did not understand it himself at first. Nevertheless, he received the Nobel Prize for Physics in 1918 for his achievement.

Discover the life of Max Planck, the German physicist whose groundbreaking work on energy quanta launched the quantum revolution and transformed modern physics.