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The European Space Agency launches its 1st voyage to Mars

Mars Express is a space exploration mission being conducted by the European Space Agency. The Mars Express mission is exploring the planet Mars and is the first planetary mission attempted by the agency. "Express" originally referred to the speed and efficiency with which the spacecraft was designed and built.

CIH computer virus is discovered in Indonesia

The virus was highly destructive. It was written by Tatung University student Chen Ing-hau. He wrote CIH to challenge against bold claims of antiviral efficiency by antivirus software developers. When the virus started to spread across the university, he apologized and made an antivirus program available for public download.

Surveyor 1 lands in Oceanus Procellarum on the Moon

Surveyor 1 was the first lunar soft-lander in the unmanned Surveyor program of the National Aeronautics and Space Administration. This lunar soft-lander gathered data about the lunar surface that would be needed for the manned Apollo Moon landings that began in 1969.

Airplane Takes Off and Lands Vertically

U. S. experimental aircraft Convair XFY-1 Pogo demonstrated a vertical takeoff and landing. The plane was known as a "Tail Sitter." It took off in like a helicopter and then changed to conventional horizontal flight. In landing, the procedure was reversed. Pogo was intended to be a fighter capable of operating from small warships but was too difficult to fly.

Albert Einstein marries his cousin Elsa Lowenthal

Einstein married Elsa Löwenthal in 1919, after having a relationship with her since 1912. She was a first cousin maternally and a second cousin paternally. They emigrated to the United States in 1933, and she was diagnosed with heart and kidney problems in 1935. She died in December 1936.

Guglielmo Marconi applies for a patent for the radio

Many people were involved in the invention of radio as we know it today. Experimental work on the connection between electricity and magnetism began around 1820 with the work of Hans Christian Ørsted and around the turn of the 20th century, Guglielmo Marconi developed the first apparatus for long distance radio communication.

Anniversaries of the (in)famous