Discover how World Quantum Day on April 14 celebrates quantum science's impact on technology and daily life, from quantum computing breakthroughs to global events.

There are many well-known physical constants, but it always interests us when someone can approximately measure them using equipment you probably have. We could pretend it is because we want to help ...

From pacing out distances with our feet to defining the kilogram by the Planck constant, measurement has come a long way. Across history, humans have sought consistent ways to compare, quantify, and ...

Google's latest Doodle highlights quantum physics, showcasing the Bloch sphere and qubits. This celebrates World Quantum Day, ...

World Quantum Day highlights the science behind technologies that already power your life and those that could reshape it ...

World Quantum Day explained, why April 14 links to Planck's constant, and how Google's 2026 Doodle highlights qubits and quantum ...

There are (probably) less than two dozen fundemental constants that define the physics of our universe. Determining the value of them might seem like the sort of thing for large, well funded ...

Every year on April 14, scientists, educators, and technology leaders around the world mark World Quantum Day — a date chosen because 4.14 approximates Planck's constant, the fundamental figure at the ...

Happy World Quantum Day 2026! The special day is marked every year on April 14, and Google is celebrating it today in its own ...

In 1899 Max Planck became a professor at the University of Berlin, after nine years at the University of Munich and Kiel University, in Germany. In his research there, he turned to a thermodynamic ...