Today, the White House Office of Science and Technology Policy (OSTP) is observing the first-ever official World Quantum Day. April 14th — or “4.14” — marks the rounded first 3 digits of Planck’s constant, a value which sets the quantum scale. This day is a result of an international, grassroots initiative and is intended to promote public understanding of quantum science and technology. Read more at https://www.whitehouse.gov/ostp/news-updates/2022/04/14/white-house-office-of-science-and-technology-policy-ostp-marks-world-quantum-day/.