Daily Content Archive

(as of Thursday, January 4, 2018)
Word of the Day

alkali

Definition:(noun) Any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water.
Synonyms:base
Usage: He dropped a piece of litmus paper into an acid, when it changed instantly to red, and on floating it in an alkali it turned as quickly to blue.
Daily Grammar Lesson

Phrasal Verbs

Phrasal verbs are verb phrases that have idiomatic meanings—that is, their meaning is not obvious from the individual words that make up the phrase. What parts of speech typically make up a phrasal verb? More...
Article of the Day

The Microscope

A key tool in laboratories and biology classrooms, the microscope produces enlarged images of small objects. Its inventor is not conclusively known, so it is credited to two people—Zacharias Janssen around 1590 and Galileo around 1610. Probably the best known type is the compound microscope, which consists of an objective lens and an eyepiece and is widely used in the examination of plant and animal cells and bacteria. Who helped popularize the microscope by using it to discover red blood cells? More...
This Day in History

Sofia Liberated from Ottoman Rule (1878)

Sofia was established as a Thracian settlement around the 8th century BCE and has since developed into a major world city and the capital of Bulgaria, due in part to its central position in the Balkans. Today it is home to attractions like the 6th century Church of St. Sofia and 15th century Banya Bashi mosque. During its long history, the city passed through the hands of the Roman, Byzantine, and Ottoman empires. After nearly 500 years of Turkish rule, Sophia was liberated by what country? More...
Today's Birthday

Sir Isaac Newton (1643)

Widely considered the greatest scientist who ever lived, Newton was an English physicist and mathematician. His most famous publication, Principia Mathematica, regarded as the seminal work of modern science, includes his works on the laws of motion, tidal theory, and the theory of universal gravitation. Newton also worked out the fundamentals of calculus, though this work went unpublished for more than 30 years. How might Newton's study of alchemy have influenced his theory of gravity? More...
Quotation of the Day
Experience, n.: The wisdom that enables us to recognize as an undesirable old acquaintance the folly that we have already embraced.

Ambrose Bierce (1842-1914)

Idiom of the Day

throw a wobbly

To suddenly become very upset or intensely angry and make a big display of it. Primarily heard in UK, Australia. More...
Today's Holiday

Feast of St. Elizabeth Ann Seton (2019)

The first native-born American to be declared a saint, Elizabeth Ann Seton (1774-1821) was canonized in 1975. She was the founder of the first religious community for women in the United States, the American Sisters of Charity, and was responsible for laying the foundations of the American Catholic school system. Special services commemorating Elizabeth Ann Seton's death on January 4, 1821, are held at the Chapel of St. Joseph's Provincial House of the Daughters of Charity in Emmitsburg, Maryland, the headquarters for her order of nuns. More...
Word Trivia

Today's topic: platform

lectern, podium, dais, rostrum - A lectern is the stand on which the speaker's notes are placed, the podium is the platform on which the speaker and lectern stand, a dais is a platform for several people, and a rostrum is a platform for one or more. More...

pulpit - From classical Latin pulpitum, "platform, stage." More...

hustings - Its early meaning of "platform" led to its sense of "any place from which campaign speeches are made" and "political campaigning." More...

rostrum - Latin for "beak," it first referred to part of the Rome Forum decorated with bird beaks and used as a platform for speakers. More...

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