John Wycliffe transubstantiation, monasticism, and the very existence of the Papacy. Beginning in the 16th century, the Lollard movement was regarded as the precursor to the Protestant Reformation. Wycliffe was accordingly characterised as the evening star of scholasticism and as the morning star of the English Reformation. Wycliffe's writings in Latin greatly influenced the philosophy and teaching of the Czech reformer Jan Hus ( 1369–1415), whose execution in 1415 sparked a revolt and led to the Hussite Wars of 1419–1434. Wycliffe was born in the village of Hipswell near Richmond in the North Riding of Yorkshire, England, in the mid-1320s. His family
19th century in science the length scale required for gravitational perturbations to grow in a static nearly homogeneous medium. In chemistry, Dmitri Mendeleev, following the atomic theory of John Dalton, created the first periodic table of elements. In 1859, Charles Darwin published the book "The Origin of Species", which introduced the idea of evolution by natural selection. The list of important 19th-century scientists includes: 19th century in science The 19th century in science saw the birth of science as a profession; the term scientist was coined in 1833 by William Whewell, which soon replaced the older term of (natural) philosopher. Among the most influential