Born on April 29

French mathematician, physicist and philosopher (1854-1912), considered the last universal genius of science. He founded algebraic topology, laid the foundations of special relativity, and discovered deterministic chaos.

Marietta Blau (1894-1970) was an Austrian physicist who pioneered the photographic method of particle detection. Her sensitive emulsions made it possible to record cosmic rays and nuclear disintegrations, paving the way for particle physics.

Duke Ellington (1899-1974) was an American pianist, composer, and bandleader, a central figure in jazz. For nearly half a century, he led his big band and composed thousands of works that elevated jazz to the status of a major art form.

Anggun is an Indonesian singer born in 1974 in Jakarta, who became a French citizen in 1998. An international pop star, she broke through in France with her hit 'Snow on the Sahara' (1997) and represented France at the Eurovision Song Contest in 2012.