Portal:History of science/Selected anniversaries/June 2
- 1896 - Guglielmo Marconi receives a patent for his newest invention: the radio.
- 1947 - The Shelter Island Conference on the Foundations of Quantum Mechanics convenes in New York.
- 1949 - Birth of Heather Couper, British astronomer
- 1966 - Surveyor 1 lands in Oceanus Procellarumon the Moon, becoming the first US spacecraft to soft land on another world.
- 2003 - Europe launches its first voyage to another planet, Mars. The European Space Agency's Mars Express probe launches from the Baikonur space centre in Kazakhstan.