Henrietta Swan Leavitt (1868 – 1921) was an American astronomer. His important discovery about the periodic brightness variations of Cepheid stars has allowed astronomers to measure great distances in the universe, including those separating the Earth from very distant galaxies. The “Harvard Comput
Noor Inayat Khan (1914 – 1944) was a British secret agent in the Special Operations Executive (SOE) during World War II. Sent to France as a radio agent, she maintains contact with London and transmits important messages. A dreamy girl Daughter of Ora Ray Baker, descendant of a ruling family of a
Coming from a copper mining father, Luther was born in Thuringia (Germany). He joined the University in 1501 and studied law. He entered the Augustinian convent in Erfurt in 1505, was ordained a priest in 1507, became a monk in 1509 and a doctor of theology in 1512.Luther was indignant at the possib
Mao Zedong (or Mao Tse-tung) was the founder and main leader of the Peoples Republic of China from 1949 to 1976. After defeating the supporters of nationalism, Mao seized power and, in 1949, established a communist regime in China. Gradually, it isolates the country from the rest of the world. From