Daily Content Archive

(as of Wednesday, June 7, 2017)
Word of the Day

lanate

Definition:(adjective) Having or consisting of woolly hairs.
Synonyms:woolly
Usage: The woolly aphid has a lanate coat resembling cotton.
Article of the Day

The Electromagnetic Spectrum

The electromagnetic spectrum is the total range of frequencies or wavelengths of electromagnetic radiation—self-propagating waves of energy that result from the acceleration of electric charges. The spectrum ranges from waves of long wavelength, or low frequency, to those of short wavelength, or high frequency, and includes radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays. In a vacuum, these waves all travel at what speed? More...
This Day in History

First Ascent of Mt. McKinley's South Peak (1913)

With a summit elevation of 20,320 ft (6,194 m), Alaska's Mt. McKinley is the tallest mountain in North America. James Wickersham led the first recorded climbing attempt in 1903 but turned back at 8,000 ft (2,438 m). In 1910, a group known as the Sourdough expedition claimed to have summited its lower, northern peak. Three years later, explorer Hudson Stuck and three others made the first successful ascent of the South Summit—its true summit. How did Stuck's ascent verify the Sourdough climb? More...
Today's Birthday

Sylvanus Griswold Morley (1883)

Morley was an American archaeologist who studied pre-Columbian Maya civilization throughout Central America, including at Copán, Honduras, Petén, Guatemala, and Chichén Itzá, Mexico. Though his archaeological work was widely recognized during his lifetime, it was only after his death that his other career was revealed—Morley worked as a spy for the US during World War I by searching for German submarine bases in Central America. His adventurous life may have inspired what famous film character? More...
Quotation of the Day
I'm always rather nervous about how you talk about women who are active in politics, whether they want to be talked about as women or as politicians.

John F. Kennedy (1917-1963)

Today's Holiday

International Carillon Festival (2018)

The International Carillon Festival in Springfield, Illinois, attracts carillonneurs from France, Belgium, Germany, Brazil, New Zealand, and the Netherlands as well as from the United States. The centerpiece of the festival is the Rees Memorial Carillon. The festival, instituted in 1962, features the music of Johann Sebastian Bach, Franz Schubert, Wolfgang Amadeus Mozart, Edvard Grieg, and other compositions arranged for the carillon. The performances take place in Springfield's Washington Park, where listeners can sit the recommended 300 or more feet away. More...
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