Daily Content Archive
(as of Monday, December 21, 2020)| Word of the Day | |||||||
|---|---|---|---|---|---|---|---|
rectitude
| |||||||
| Article of the Day | |
|---|---|
 The Celestial SpheresThe concept of a spherical Earth was introduced by the ancient Greeks in the 6th century BCE. Hypotheses about its place in the universe soon followed. Ancient Greek philosophers imagined our motionless planet at the center of the universe, with all the celestial bodies revolving around it in a series of nested, concentric spheres. That theory dominated astronomy until the advent of the Sun-centered Copernican system in the 16th century. According to Aristotle, what moved each planet's sphere? More... | |
| This Day in History | |
|---|---|
 Marie and Pierre Curie Discover Radium (1898)Scientists Marie and Pierre Curie were working with pitchblende, a heavy mineral known to contain the radioactive element uranium, when they noticed something unusual. Somehow, the pitchblende was more radioactive than the uranium it contained. The culprit was radium, a previously unknown element present in pitchblende only in trace amounts—yet more than a million times more radioactive than uranium. What common household products contained radium until it was discovered to be dangerous? More... | |
| Today's Birthday | |
|---|---|
 Benjamin Disraeli (1804)Disraeli, a Conservative politician and novelist, succeeded the earl of Derby as prime minister of Great Britain in 1868 but lost the office to political rival William Gladstone that same year. During his second term as prime minister, from 1874 to 1880, Disraeli's ministry enacted a number of domestic reforms. He was a staunch imperialist and, under his leadership, Britain gained a controlling interest in the Suez Canal. Why was Disraeli's first book, Vivian Grey, strongly criticized? More... | |
| Quotation of the Day | |
|---|---|
 It is not right to glory in the slain.Homer (900 BC-800 BC) | |
| Idiom of the Day | |
|---|---|
cool customer— Someone who remains even-tempered, especially in stressful situations. More... | |
| Today's Holiday | |
|---|---|
 Doleing Day (2022)It was customary at one time in England on St. Thomas's Day for the poorer inhabitants of the parish to call on their wealthier neighbors and receive a gift or "dole" of food or money. In return, they would give their benefactors a sprig of holly or mistletoe. The custom of "going a-gooding," as it was called, gave rise to the name Gooding Day in parts of Sussex; in other areas, it was referred to as Mumping (Begging) Day, since those who had to beg were said to be "on the mump." Children would often spend St. Thomas's Day begging for apples. More... | |