When were buses invented? The first bus was released in Paris in 1662, but it was obviously horse-drawn. These days, most cities in the world have a regular bus line with bus stops dotted all over the place. You can jump on any bus, pay the fare, and away you go. This wasn’t always the […]
#1095 When were buses invented? Read More »
Why do they add a smell to gas? Gas companies add an additive called mercaptan to natural gas so that people can smell it in the event of a gas leak. The natural gas we use to cook with or to heat our houses and our water doesn’t smell of anything. Natural gas contains many
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When did diplomatic immunity start? Diplomatic immunity was recognized in law from 1709 in Britain, but some sort of immunity has existed since the beginning of civilization. Diplomatic immunity is recognized by almost every country in the world, at the moment. It was enshrined in international law at the Vienna Convention in 1961. This convention
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When did people first use mirrors? People have been using mirrors since 8,000 years ago, but the modern mirror that we use today was invented in 1835. The first mirrors that people used were presumably puddles of water. Other than water, there are not really any natural mirrors. If we want to use a mirror,
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How did humans spread across the world? Generally, early humans moved around the world using land bridges or ice bridges. Occasionally, they may have used boats. The first migration happened before home sapiens had even evolved. Homo erectus evolved in central Africa at least three million years ago. This can be attested to by the
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Why was the Cold War called a “cold” war? It was called a “cold” war because there were no direct military confrontations between the United States on one side and the USSR on the other side. This is compared to World Wars 1 and 2 which had gone before and were hot wars because there
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Why does Canada have two official languages? Canada has ended up with two official languages because of European colonialism. Canada is not the only country in the world to have more than one official language. There are over 30 altogether. Not all of them, but with many you can see in the impact of European
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Why are so many arrowheads made of flint? Flint wasn’t the only material, but it is a fairly common rock, easy to break into flakes and it can be sharpened fairly easily. The oldest arrowhead that has been found has been dated to 74,000 years ago. They were found in the lowlands of where northwest
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Why did people think Australia was there? They believed that the continents in the northern hemisphere and the southern hemisphere should balance each other out. In this question, I am talking about Europeans, particularly the British people, who would go on to colonize the island and subjugate the people that lived there. The aboriginal people
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How did McCarthyism reach such a level? There was a genuine fear of communism in America that McCarthy used to accelerate his rise to power. McCarthyism is named after Joseph McCarthy, who was a senator from Wisconsin until his death in 1957. McCarthyism started in 1947 and it ended in 1959, two years after McCarthy
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