Today is the 20th day of 2017 and the 31st day of winter.

TODAY'S HISTORY: In 1841, China ceded the island of Hong Kong to the British.

In 1885, LaMarcus Thompson patented the first roller coaster.

In 1920, the American Civil Liberties Union was founded.

In 1981, the Iran hostage crisis ended as 52 American captives were released in Tehran, just after President Jimmy Carter left office.

In 2009, Barack Obama was sworn in as the first African-American president.

TODAY'S BIRTHDAYS: George Burns (1896-1996), actor/comedian; Federico Fellini (1920-1993), director; DeForest Kelley (1920-1999), actor; Slim Whitman (1923-2013), singer-songwriter; Patricia Neal (1926-2010), actress; Edwin "Buzz" Aldrin (1930- ), astronaut; David Lynch (1946- ), director; Paul Stanley (1952- ), singer-songwriter; Bill Maher (1956- ), comedian/TV host; Rainn Wilson (1966- ), actor; Questlove (1971- ), musician.

TODAY'S FACT: Martin Luther King Jr. Day was celebrated as a federal holiday for the first time on this day in 1986.

TODAY'S SPORTS: In 1892, the first official basketball game was played in Springfield, Massachusetts. The two nine-man teams used a soccer ball and peach baskets.

TODAY'S QUOTE: "The problem is that the people with the most ridiculous ideas are always the people who are most certain of them." -- Bill Maher

TODAY'S NUMBER: 444 -- days the hostages were held in the U.S. embassy in Iran.

TODAY'S MOON: Between last quarter moon (Jan 19) and new moon (Jan. 27).

Today is the 19th day of 2017 and the 30th day of winter.

TODAY'S HISTORY: In 1915, two German zeppelins dropped bombs on the towns of Great Yarmouth and King's Lynn in England.

In 1966, Indira Gandhi was elected as India's first woman prime minister.

In 1977, snow fell in Miami for the only time in recorded history.

In 2006, NASA launched the New Horizons space probe to study the dwarf planet Pluto.

TODAY'S BIRTHDAYS: Robert E. Lee (1807-1870), Confederate general; Edgar Allan Poe (1809-1849), author/poet; Paul Cezanne (1839-1906), artist; Jean Stapleton (1923-2013), actress; Tippi Hedren (1930- ), actress; Janis Joplin (1943-1970), singer-songwriter; Dolly Parton (1946- ), singer-songwriter; Paula Deen (1947- ), chef/author; Robert Palmer (1949-2003), singer-songwriter; Katey Sagal (1954- ), actress; Thomas Kinkade (1958-2012), painter; Junior Seau (1969-2012), football player; Drea de Matteo (1972- ), actress; Frank Caliendo (1974- ), comedian; Logan Lerman (1992- ), actor.

TODAY'S FACT: Robert E. Lee's U.S. citizenship was posthumously reinstated by an act of Congress in 1975.

TODAY'S SPORTS: In 1903, the French sports newspaper L'Auto announced the creation of a new long-distance bicycle race called the Tour de France that would begin in May of that year.

TODAY'S QUOTE: "You are not wrong, who deem / That my days have been a dream; / Yet if hope has flown away / In a night, or in a day, / In a vision, or in none, / Is it therefore the less gone? / All that we see or seem / Is but a dream within a dream." -- Edgar Allan Poe, "A Dream Within a Dream"

TODAY'S NUMBER: 71.7 -- percentage of U.S. households that tuned in to watch "Lucy Goes to the Hospital," the episode of "I Love Lucy" in which the titular character gave birth. Star Lucille Ball actually gave birth to her son, Desi Arnaz Jr., on the same day the episode aired, on this day in 1953.

TODAY'S MOON: Last quarter moon (Jan 19).

Today is the 18th day of 2017 and the 29th day of winter.

TODAY'S HISTORY: In 1788, English settlers landed in Australia to establish a penal colony.

In 1943, the first armed uprising began at the Warsaw Ghetto in German-occupied Poland.

In 1964, planners unveiled the designs for New York's World Trade Center.

In 1990, Washington, D.C. mayor Marion Barry was arrested on drug possession charges as a result of an FBI sting operation.

In 1993, Martin Luther King Jr. Day was officially observed in all 50 states for the first time.

TODAY'S BIRTHDAYS: Baron de Montesquieu (1689-1755), political philosopher; Daniel Webster (1782-1852), statesman/orator; A.A. Milne (1882-1956), children's author; Cary Grant (1904-1986), actor; Danny Kaye (1911-1987), entertainer; Kevin Costner (1955- ), actor; Mark Messier (1961- ), hockey player; Dave Attell (1965- ), actor/comedian; Dave Bautista (1969- ), wrestler/actor; Jesse L. Martin (1969- ), actor; Julius Peppers (1980- ), football player; Jason Segel (1980- ), actor.

TODAY'S FACT: The United Nations designated 11 convict sites in Australia -- used as prisons by the British Empire in the 18th and 19th centuries -- as World Heritage Sites in 2010.

TODAY'S SPORTS: In 1976, wide receiver Lynn Swann gained 161 yards on four receptions and was named MVP as Pittsburgh defeated Dallas 21-17 in Super Bowl X.

TODAY'S QUOTE: "I have read descriptions of Paradise that would make any sensible person stop wanting to go there." -- Baron de Montesquieu, "Lettres Persanes" ("Persian Letters")

TODAY'S NUMBER: 582,578 -- square miles of Pacific Ocean encompassed by the Papahanaumokuakea Marine National Monument, established at 139,797 square miles by President George W. Bush in June 2006 and expanded to its current size by President Barack Obama in 2016.

TODAY'S MOON: Between full moon (Jan. 12) and last quarter moon (Jan 19).