Wizemy is an educational science, history and technology blog, Youtube Channel, Podcast and App.
In 1582 The Gregorian Calendar was introduced by Pope Gregory XIII. The Julian calendar, that was used before the Gregorian one, miscalculated the length of the solar year by 11...
In 1187 the Siege of Jerusalem took place. Salah ad-Din, known as Saladin, led the Muslim military campaign against the Crusader states in the Levant. Levant stretched on the territories...
In 1882, the world’s first hydroelectric power plant began operating in Appleton, Wisconsin. It was called The Vulcan Street Plant and it was the first Edison hydroelectric central station. In...
On This Day – 29th September . Higgs Boson. God Particle. Babi Yar In 1941 the Babi Yar massacre took place. About 33000 Soviet Jews were killed by the...
In 1825 George Stephenson operated the first locomotive that hauled a passenger train. George also built the first public inter-city railway line in the world to use locomotives. The line...
In 1914 Federal Trade Commission – FTC- was established. The FTC is an independent government agency in the US, responsible for consumer and market protection. In 1955 The New York...
In 1513 The Pacific Ocean was discovered by Spanish explorer Vasco Nunez de Balboa. The discovery took place when he crossed the Isthmus of Panama. He first named the body...
In 1789 The Judiciary Act is passed by Congress and signed by President George Washington . It established the Supreme Court of the United States, as a tribunal made up...
In 1846 Astronomer Johann Gottfried Galle discovered the planet Neptune. This the most distant planet in the Solar System when it was discovered. In 1930, Pluto was discovered, and Neptune...
In 1692 The last hanging of those convicted of witchcraft in the Salem witch trials took place. The episode is one of Colonial America’s most notorious cases of mass hysteria....
In 1870 The Papal States came under the control of Italian troops, leading to the unification of Italy. The Papal States were a series of territories under the direct sovereign...
In 1792 The French National Convention voted to abolish the monarchy. It was done during the French Revolution. At this time many systems of order and measurement, including the old...
In 1870 the Siege of Paris by Prussian Forces begins. As the city could not communicate outside its walls, people inside had to use balloon mail. About 66 unguided mail...
In 1709 The creator of the first dictionary of the English language, Samuel Johnson, was born in England. In 1759 The French formally surrendered Quebec to the British. The Chateau...
In 1787, The Constitution of the United States of America was signed. As dictated by Article 7, the document would not become binding until it was ratified by nine of...
The Mayflower – Boston – General Motors Corporation – Mahatma Gandhi – Malaysia What happened on this day in history? 16th September. In 1620 The Mayflower departed from Plymouth, England....
Lehman Brothers – penicillin – google.com – Nuremberg – Muhammad Ali – Greenpeace – German Luftwaffe What happened on this day in history? 15th September. In 1928 Alexander Fleming discovered...
Intro: We take it for granted and we can’t imagine the small world we live in without the Internet. But who should we thank for it since its origin is...
Intro: The first word that comes to mind when thinking of Elon Musk and Tesla might be “innovation.” But is Tesla the greatest invention of this century? And is it...
Intro: How can a modern marvel be built in extreme conditions and become an extraordinary place to live and work? Stay tuned and find out Dubai’s secret. What is it?...
