World Quantum Day 2025 is an annual, global celebration held on April 14th each year, chosen to reflect “4.14” – the first digits of Planck’s constant, a fundamental value in quantum physics . The purpose of this day is to promote public awareness and understanding of quantum science and technology, engaging communities worldwide through exhibitions, outreach talks, workshops, performances, and more.
Key Details:
- Date: April 14, 2025 (with related celebrations and events happening throughout the year, especially as 2025 marks 100 years of quantum mechanics) .
- 2025 Theme: In 2025, World Quantum Day aligns with the International Year of Quantum Science and Technology (IYQ 2025), proclaimed by the United Nations to commemorate the centennial of quantum mechanics .
- Events: Worldwide activities include lectures, panel discussions, educational workshops, lab tours, artistic performances, and public demonstrations, hosted by research institutions, universities, scientific organizations, and companies .
- Goals: Enhance understanding of quantum mechanics, highlight its technological contributions, and inspire future innovation and societal dialogue on the potential of quantum science .
Why April 14th?
The date honors Planck’s constant (4.14×10⁻¹⁵ eV·s), a central figure in quantum mechanics that influences fundamental aspects of the physical universe and modern technology, from computing to communications .
How to Participate:
Individuals and organizations globally are encouraged to create and join events, ranging from educational seminars to public science performances, making quantum science accessible and engaging for all backgrounds .
Summary:
World Quantum Day 2025 is a flagship moment—marked by a year-long celebration—dedicated to quantum science’s pivotal role over the past century and its transformative potential for the future. Anyone interested in learning about or sharing the wonders of quantum science is welcome to take part .
