Today is the 139th day of 2016 and the 60th day of spring.

TODAY'S HISTORY: In 1917, the United States passed the Selective Service Act, a conscription law requiring registration of all men aged 21 to 30 who were not already in the military.

In 1974, India successfully tested its first nuclear weapon.

In 1980, Mount St. Helens erupted in Washington state.

In 1998, the U.S. Department of Justice and the attorneys general of 20 states filed an antitrust case against Microsoft.

TODAY'S BIRTHDAYS: Frank Capra (1897-1991), filmmaker; Perry Como (1912-2001), singer; Margot Fonteyn (1919-1991), ballet dancer; Pope John Paul II (1920-2005), Roman Catholic leader; Brooks Robinson (1937- ), baseball player; Reggie Jackson (1946- ), baseball player; George Strait (1952- ), singer/guitarist; Chow Yun-Fat (1955- ), actor; Yannick Noah (1960- ), tennis player; Tina Fey (1970- ), actress/comedian; Jack Johnson (1975- ), singer-songwriter.

TODAY'S FACT: Five countries (the United States, Russia, the United Kingdom, France and China) have officially acknowledged capability to deploy nuclear weapons. At least four others (India, Pakistan, Israel and North Korea) have nuclear capability but are not signatories to nuclear non-proliferation treaties.

TODAY'S SPORTS: In 2004, 40-year-old left-hander Randy Johnson of the Arizona Diamondbacks became the oldest pitcher ever to throw a perfect game.

TODAY'S QUOTE: "Do not be afraid to take a chance on peace, to teach peace, to live peace ... Peace will be the last word of history." -- Pope John Paul II

TODAY'S NUMBER: $93.6 billion -- value of Microsoft sales in the fiscal year ending June 30, 2015.

TODAY'S MOON: Between first quarter moon (May 13) and full moon (May 21).

Today is the 138th day of 2016 and the 59th day of spring.

TODAY'S HISTORY: In 1792, 24 brokers and merchants signed the Buttonwood Agreement, forming what would become the New York Stock Exchange.

In 1954, the Supreme Court, in Brown v. Board of Education of Topeka, Kansas, ruled unanimously that segregation in public schools is unconstitutional.

In 1973, televised Senate hearings began in the Watergate scandal.

In 2004, Massachusetts became the first U.S. state to legalize same-sex marriages.

TODAY'S BIRTHDAYS: Horace Elgin Dodge (1868-1920), automobile manufacturer; Dennis Hopper (1936-2010), actor; Bill Paxton (1955- ), actor; Sugar Ray Leonard (1956- ), boxer; Bob Saget (1956- ), actor/comedian; Jim Nantz (1959- ), sportscaster; Enya (1961- ), singer-songwriter; Craig Ferguson (1962- ), comedian/TV personality; Trent Reznor (1965- ), singer-songwriter/musician; Tony Parker (1982- ), basketball player; Passenger (1984- ), singer-songwriter; Matt Ryan (1985- ), football player.

TODAY'S FACT: Thurgood Marshall served as the NAACP's chief counsel in Brown v. Board of Education of Topeka, Kansas. He was confirmed as the first African-American associate justice of the Supreme Court in 1967.

TODAY'S SPORTS: In 1970, Hank Aaron of the Atlanta Braves collected his 3,000th hit, becoming the first player with 3,000 hits and 500 home runs.

TODAY'S QUOTE: "I'm a competitor and a very proud man. If a guy beats me once, he'll have to do it again to make me believe him." -- Sugar Ray Leonard

TODAY'S NUMBER: 911 -- length (in feet) of the USS Oriskany, an aircraft carrier that was decommissioned in 1976 and intentionally sunk on this day in 2006 to create an artificial reef off the coast of Florida in the Gulf of Mexico.

TODAY'S MOON: Between first quarter moon (May 13) and full moon (May 21).

Today is the 137th day of 2016 and the 58th day of spring.

TODAY'S HISTORY: In 1868, President Andrew Johnson was acquitted in his impeachment trial by one Senate vote.

In 1929, the first Academy Awards were presented.

In 1943, the Warsaw Ghetto uprising officially ended as German forces destroyed the Great Synagogue of Warsaw.

In 1966, the Beach Boys and Bob Dylan released their respective seminal records, "Pet Sounds" and "Blonde on Blonde."

In 1997, President Mobutu Sese Seko relinquished power after 32 years of dictatorial rule in Zaire.

TODAY'S BIRTHDAYS: Henry Fonda (1905-1982), actor; Studs Terkel (1912-2008), author/journalist; Liberace (1919-1987), singer/pianist; Billy Martin (1928-1989), baseball player/manager; Danny Trejo (1944- ), actor; Pierce Brosnan (1953- ), actor; Olga Korbut (1955- ), gymnast; Mare Winningham (1959- ), actress; Janet Jackson (1966- ), singer-songwriter; David Boreanaz (1969- ), actor; Megan Fox (1986- ), actress.

TODAY'S FACT: The Beach Boys' "Pet Sounds" ranked No. 2 on Rolling Stone's 500 Greatest Albums of All Time list, released in 2012. The album peaked at No. 10 on the Billboard 200 chart the year of its release.

TODAY'S SPORTS: In 1980, rookie point guard Earvin "Magic" Johnson, filling in for injured center Kareem Abdul-Jabbar, scored 42 points in the Los Angeles Lakers' NBA Championship win.

TODAY'S QUOTE: "I was born in the year the Titanic sank. The Titanic went down, and I came up. That tells you a little about the fairness of life." -- Studs Terkel

TODAY'S NUMBER: 34.3 million -- viewers who watched the Academy Awards in February 2016, according to Nielsen ratings.

TODAY'S MOON: Between first quarter moon (May 13) and full moon (May 21).