Earth-like calcium-rich deposits were found on Mars by NASA’s Curiosity Rover.
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Apple released the first computer with a graphical user interface (GUI) called the Lisa.
The Batavian Republic was proclaimed, replacing the Republic of the Seven United Netherlands.
The construction for the San Agustin Church in Manila was officially completed.
Thomas Edison's first overhead electric lighting system began service in Roselle, New Jersey.
Seven-time Tour de France winner, Lance Armstrong, admitted doping during all wins on Oprah Winfrey.
