There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
An Italian sculptor and architect whose major works include the piazza and colonnade of St Peter's in Rome.
An American author, her works include O Pioneers! (1913), The Song of the Lark.
An influential US linguist, philosopher and a social justice activist.
A professional baseball player and the member of the National Baseball Hall of Fame.
An American basketball player and coach, one of the greatest all-around performers in the sport's history who excelled as a shooter, rebounder, and passer was born on December 7, 1956 in West Baden Springs, Indiana, United States.
The Covent Garden Theatre opens in London, England.
Delaware is the first state to ratify the Constitution.
The United States declares war on Austria-Hungary.
The Japanese bomb Pearl Harbor, Hawaii.
Apollo 17, the sixth and last of the Apollo landing missions, is successfully launched from Cape Canaveral, Fla.
The first lethal injection is introduced in America. It seemed that the justice found a way of killing convicts as painless as putting animals to sleep.

an American basketball player and coach, one of the greatest all-around performers in the sport's history who excelled as a shooter, rebounder, and passer was born on December 7, 1956 in West Baden Springs, Indiana, United States. He was widely considered as the dominant player of the decade and also named the NBA's most valuable player (MVP) in 1984, 1985, and 1986. He played for his high school basketball team and performed so well that he becomes the star of his team. Then he played for Indiana State University. He was also associated with Boston Celtics of the National Basketball Association (NBA) and played as a forward from 1981 to1986. In 1980, Bird was named rookie of the year. At the Summer Olympic Games in Barcelona, Spain, he won a gold medal in 1992 as a member of the US basketball team, known as the Dream Team. After his retirement, as a professional player he started serving as an executive with the Celtics. In 1997, he was distinguished as the head coach of the Indiana Pacers. For his excellent work he was also earned coach of the year honour.
Author : Dr. Nidhi Jindal