30
Apr
October 7, 1931
Desmond Mpilo Tutu is a South African social rights activist and retired Anglican bishop who rose to... read more
30
Apr
December 27, 1822 – September 28, 1895
Louis Pasteur was a French chemist and microbiologist who is well known for... read more
30
Apr
June 27, 1880 – June 1, 1968
Helen Adams Keller was an American author, political activist, and lecturer. She was... read more
30
Apr
May 17, 1749 – January 26, 1823
Edward Anthony Jenner, FRS was an English physician and scientist from Berkeley, Gloucestershire,... read more
30
Apr
November 7, 1867 – July 4, 1934
Marie Skłodowska-Curie was a Polish and naturalized-French physicist and chemist who conducted pioneering... read more
30
Apr
July 1, 1961 – August 31, 1997
Diana, Princess of Wales, was the first wife of Charles, Prince of Wales,... read more
30
Apr
February 12, 1809 – April 19, 1882
Darwin published his theory of evolution with compelling evidence in his 1859 book... read more
30
Apr
July 18, 1918 – December 5, 2013
Nelson Rolihlahla Mandela was a South African anti-apartheid revolutionary, politician, and philanthropist who... read more
30
Apr
February 12, 1809 – April 15, 1865
After a series of highly publicized debates in 1858 during which he opposed... read more
30
Apr
20 September 1803 – 29 December 1876
In 1833 he took over his father’s business and within twenty years had... read more