January 10, 2022October 28, 2024I learned this today, Space

#99 What is a Lagrange point?

I learned this today. A Lagrange point is a point of equilibrium where the gravitational forces of two large objects balance out […]

January 9, 2022October 28, 2024I learned this today, Science

#98 Why is cold fusion not possible?

I learned this today. Cold fusion is not possible because atoms repel each other and thermo energy on the scale of millions […]

January 8, 2022October 28, 2024Economics, History, I learned this today

#97 What are mail fraud and wire fraud?

I learned this today. Wire fraud and mail fraud are federal crimes in the United States that concern transferring something connected to […]

January 7, 2022October 28, 2024History, I learned this today

#96 When was the first dentist?

I learned this today. There is evidence of a dentist from 12,000 BC. Before humans took up agriculture, possibly about 12,000 years […]

January 6, 2022October 28, 2024History, I learned this today

#95 What happened to the ice industry?

I learned this today. In the 1930s, the introduction of the refrigerator into homes put the ice harvesting industry out of business. […]

January 5, 2022October 28, 2024General, I learned this today

#94 What is the caliber of a gun cartridge?

I learned this today. The caliber of a cartridge relates to the size of the gun’s barrel in hundreds of an inch […]

January 4, 2022October 28, 2024I learned this today, Science

#93 Is it possible to get absolute zero?

I learned this today. Absolute zero is zero Kelvin, which is -273.15℃, but it is impossible to reach. Absolute zero is considered […]

January 3, 2022October 28, 2024Animals, Food, I learned this today

#92 Why do bees make honey?

I learned this today. Bees make honey as a way to store food through the winter. Flowers cannot move, so they need […]

January 2, 2022October 28, 2024History, I learned this today

#91 How did the Rosetta stone help people decipher hieroglyphics?

I learned this today. The Rosetta stone helped translate hieroglyphics because it had the same message written in hieroglyphics, the cursive Egyptian […]

January 1, 2022October 28, 2024Food, History, I learned this today

#90 When did people in Europe start eating sugar?

I learned this today. Sugar came to England in 1069 but it wasn’t eaten by most people until 700 years later. The […]