Daily Content Archive
(as of Sunday, April 22, 2018)| Word of the Day | |||
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| Daily Grammar Lesson | |
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Articles and Other Parts of SpeechArticles always modify nouns. An article can also precede a noun phrase, even if it begins with an adjective or an adverb. However, articles cannot precede what part of speech? More... | |
| Article of the Day | |
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 Unsolved Problems in PhysicsThe field of physics has expanded exponentially in the last few centuries, but scientists still grapple with a number of problems and questions that remain unsolved. Several of these problems are theoretical: they involve observed phenomena that existing theories seem incapable of explaining. Others are experimental: they concern theories that do not lend themselves to testing or phenomena that cannot be investigated in greater detail. What are several of the most prominent unsolved problems? More... | |
| This Day in History | |
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 First Earth Day Celebrated (1970)The first Earth Day was organized in 1970 to promote ecological ideas, encourage respect for life on earth, and highlight growing concern over pollution of the soil, air, and water. Earth Day is now observed in more than 140 nations with outdoor performances, exhibits, street fairs, and television programs that focus on environmental issues. In 1990, Earth Day was marked by an "International Peace Climb," in which climbers from the US, Soviet Union, and China scaled what peak together? More... | |
| Today's Birthday | |
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 Rita Levi-Montalcini (1909)A dual citizen of Italy and the US, Levi-Montalcini did her most important work with American biochemist Stanley Cohen. Studying mouse tumors implanted in chicken embryos, the pair isolated a nerve-growth factor in 1952, the first of many cell-growth factors found in animals. For this discovery, they were awarded the 1986 Nobel Prize in Physiology or Medicine. In 2001, she was made a "senator for life" in the Italian senate. In what unusual place did Levi-Montalcini build her first laboratory? More... | |
| Quotation of the Day | |
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 Life may be a vale of tears, all right, but there are some folks who enjoy weeping.Lucy Maud Montgomery (1874-1942) | |
| Idiom of the Day | |
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nice guy— A teenaged or adult male who is dependably friendly and compassionate, to the point of being seen as too boring, unchallenging, or uninspiring to be romantically involved with. More... | |
| Today's Holiday | |
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 Moors and Christians Fiesta (2022)Moors and Christians fiestas are celebrated all over Spain, but the Fiesta of Alcoy is one of the most colorful. Coinciding with the feast day of St. George, it commemorates the victory of Christians over the Moorish leader al-Azraq in 1276. The fiesta begins on the morning of April 22 with the entry of the Christians; the Moors arrive in the afternoon, dressed in exotic costumes. On April 23, the relic of St. George is carried in procession to the parish church. On the third day, the battle is reenacted, and an apparition of St. George appears on the battlements of the castle. More... | |
| Word Trivia | |
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Today's topic: seizingacatalepsy - Greek for "not thoroughly seizing" or "incomprehensibility." More... rapine - Means "the act or practice of seizing and taking away by force the property of others." More... ravishing - Can mean "seizing on prey." More... hend, hent - To hend is to seize or take; hent is the act of seizing. More... | |