Treatise on the theory of architecture

The Italian Renaissance master Leon Battista Alberti, published in 1485, a treatise on the theory of architecture called De reaedificatoria (On the Art of Building). Continue reading

Mars probe called Mars 1

After a series of failures, Mars 1, successfully launched from the USSR’s Baikonur space centre in Kazakhstan on November 1, 1962. Continue reading

Diving bell was known from antiquity

Alexander the Great’s descent in a diving bell built by Colimpha circa 330 BCE, is the first report, possibly apocryphal, of a diver submerging in a bell-shaped enclosure that contained a supply of air. Continue reading

Daily shipboard newspaper

The Cunard Daily Bulletin, began to be printed in October 1902, becomming the first daily shipboard newspaper, aboard the Cunard liners S.S. Campania and S.S. Laconia. Continue reading

Bell Telephone Laboratories invents the Transistor and changed the world

At the Bell Telephone Laboratories, Murray Hill, NJ, USA, the first demonstration of a transistor took place on June 30th 1948. Continue reading

Continental nuclear-free zone

Established on April 11, 1996, following the signing of the Treaty of Pelindaba by the 49 of the 53 members of the Organization of African Unity, African became a Nuclear Weapons Free Zone. Continue reading

Watt steam engine led directly to the motor vehicle

James Watt, a designer, built the Watt steam engine. Continue reading

President of Uzbekistan

Uzbekistan in 1991 declared its independence from the Soviet Union. Continue reading

Scientific proof of the general theory of relativity

Scientific proof of the general theory of relativity was obtained during the total eclipse of the sun in 1919. Continue reading

Title: Grapefruit plantation was established in 1809

In what is now the state of Florida, USA, Odette Philippe, a French military surgeon, established a grapefruit plantation in 1809. Continue reading