From what I understand, the word midnight is usually interpreted incorrectly. Midnight is written as 12am which would imply that it's in the morning. Therefore, it should be at the start of the day. On the other hand, both Dictionary.com and the Oxford Dictionary define it as twelve o'clock at night.
James Prescott Joule. The English physicist James Prescott Joule (1818-1889) proved that mechanical and thermal energies are interconvertible on a fixed basis, and thus he established the great principle of conservation of energy.
Louis Jolliet, Jolliet also spelled Joliet (born before Sept. 21, 1645, probably BeauprÃ©, near Quebecâdied after May 1700, Quebec province), French Canadian explorer and cartographer who, with Father Jacques Marquette, was the first white man to traverse the Mississippi River from its confluence with the Wisconsin to the mouth of the Arkansas River ...