1905 – Piet Hein was born in Denmark, a direct descendant of the 17th century Dutch naval hero1 often known by the same name.
1924 – He started studying at the Institute for Theoretical Physics of the University of Copenhagen (later to become the Niels Bohr Institute).
– While there, studying quantum physics, he invented the Soma Cube. Some years later he developed himself in another direction changing to study engineering at the Technical University of Denmark, while creating industrial inventions.
1940 – Early in the second World War, German forces invaded Denmark, and Piet Hein twice had to go underground, as he had been president of an anti-Nazi union.
– Although he could no longer manufacture his inventions during the war, this did not stop him working, and he became a prolific poet, much appreciated by other Danes.
1972 – Yale awarded him an honorary doctorate.
1996 – He died in his home on Funen, Denmark.