Daily Content Archive

(as of Sunday, November 1, 2015)
Word of the Day

trenchant

Definition:(adjective) Having keenness and forcefulness and penetration in thought, expression, or intellect.
Synonyms:searching
Usage: His trenchant criticism redirected the debate and gave everyone something new to consider.
Article of the Day

Pulse Palpation

A pulse is caused by the alternate expansion and contraction of artery walls as heart action varies blood volume within the arteries. The arteries become distended during systole, or heart contraction, and their walls contract during diastole, when the heart relaxes. The pulse, measured in beats per minute, can be felt at a number of points throughout the human body, but is most commonly palpated at the wrist or neck. Where are the pulse points in the lower limbs? More...
This Day in History

Ivy Mike: First Successful Test of a Hydrogen Bomb (1952)

Years before the atomic bomb was developed, Edward Teller, Enrico Fermi, and other American nuclear physicists set their sights on developing a weapon with even greater destructive potential—the hydrogen bomb. Their designs would not be realized, however, until after the development of the A-bomb, which is needed to generate the temperatures required to initiate H-bombs' fusion reactions. How did Teller, thousands of miles away during the "Ivy Mike" test, know almost immediately of its success? More...
Today's Birthday

Antonio Canova (1757)

Canova was an Italian sculptor who was extremely influential in the development of neoclassicism. He produced his first important sculpture, Daedalus and Icarus, in 1779 and was accused of making plaster casts from live models because his figures were so realistic. Among his most important commissions were the tombs of Popes Clement XIII and Clement XIV. In 1802, he became court sculptor to Napoleon I in Paris. How did his love of sculpting ultimately contribute to his death in 1822? More...
Quotation of the Day
Opportunities flit by while we sit regretting the chances we have lost, and the happiness that comes to us we heed not, because of the happiness that is gone.

Jerome K. Jerome (1859-1927)

Today's Holiday

Samhain (2016)

This ancient Celtic harvest festival was celebrated at the beginning of winter. According to Celtic folklore, this was the day when the souls of the dead and other supernatural entities gathered and would have access to the human realm—thus giving rise to the fears about ghosts and goblins that we now associate with Halloween, or Samhain Eve. More...
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