#246 When did cars start using headlights (headlamps)?
I learned this today. Headlamps were first used on horse drawn carriages and then transitioned to the first horseless carriages. The first […]
#245 Why are American and British accents different?
I learned this today. The British and American accents are different because the UK accents dropped a few things that the US […]
#244 When did the law of manslaughter start?
I learned this today. The idea that manslaughter is different to murder was introduced in Athens in 409 BC. This is a […]
#243 Why did the Ottoman Empire end?
I learned this today. The Ottoman Empire ended due to revolt, general decline, and defeat in World War 1. The Ottoman Empire […]
#242 How does a spray bottle work?
I learned this today. A spray bottle works by breaking the liquid up into tiny droplets using a pump and different kinds […]
#241 Why does chloroform knock people out?
I learned this today. Chloroform knocks people out by causing depression of the central nervous system. Chloroform appears to have been discovered […]
#240 How does bleach turn clothes white?
I learned this today. Bleaches react with colored organic compounds and turn them into colorless ones. Bleaches by working on the chromophore […]
#239 Why are signals from intelligent life so hard to hear?
I learned this today. Signals from intelligent life are so difficult to hear because of the sheer vastness of space and the […]
#238 Who was the first pope?
I learned this today. The creation of the term “pope” to mean the head of the Roman Catholic church started in the […]
#237 How do extremophiles survive?
I learned this today. Different species of extremophiles have evolved different ways to survive the extreme environments that they live in. The […]