#129 Why is the speed of light 299,792,458 m/s?
I learned this today. There is no reason why the speed of light is 299,792,458 m/s. It just is. The speed of […]
#128 Does Moore’s Law still apply today?
I learned this today. Moore’s Law, that the number of transistors on an integrated circuit will double every two years, is no […]
#127 How does cancer kill people?
I learned this today. Cancer kills people because it grows into key organs, nerves or blood vessels and impairs their function. Cancer […]
#126 Is a space elevator possible?
I learned this today. With the technology we have today a space elevator isn’t possible, but it could be possible in the […]
#125 What was Machu Picchu built for?
I learned this today. Machu Picchu was most likely a royal estate for Inca emperors and nobles that was probably built in […]
#124 What makes the body produce a fever?
I learned this today. The body produces a fever because pyrogens cause the hypothalamus to raise its set-point for body temperature. Fever […]
#123 When did UK prime ministers start living in 10 Downing Street?
I learned this today. The first prime minister of the UK to live in 10 Downing Street was Sir Robert Walpole in […]
#122 What are wormholes?
I learned this today. A wormhole is a hypothetical tunnel that would connect two separate points in space. Wormholes are hypothetical and […]
#121 When did people start making jam?
I learned this today. Fruits have been preserved as jams since at least before the ancient Greeks. Since the Paleolithic period, people […]
#120 Why was gin sold from a cat in London in 1739?
I learned this today. Gin was sold from a cat in London in 1739 because Captain Dudley Bradstreet found a loophole in […]