#59 Why do we say “the press” to refer to journalists and newspapers?
I learned this today. We say “the press” to refer to the media because the first newspapers were made on a movable […]
#58 How tall could a human grow?
I learned this today. The tallest a human could potentially grow is about 9 feet, 274cm. Humans grow because of a growth […]
#57 How does spot welding work and what is it used for?
I learned this today. Spot welding was discovered by accident by Elihu Thomson in 1877 when he was giving a lecture on […]
#56 Why is gold so rare?
I learned this today. Gold is so rare because it takes a staggeringly large amount of energy to produce it naturally. Gold […]
#55 Where does Black Friday originate?
I learned this today. Black Friday started in the 1950s when police in Philadelphia had to deal with the crowds and mayhem […]
#54 Why can cats jump so high?
I learned this today. Cats can jump up to 6 times their length because of their powerful hind legs and their flexible […]
#53 What are the blue bits in blue cheese?
I learned this today. Blue cheeses (like stilton and gorgonzola) are blue because they have veins of penicillin running through them. Legend […]
#52 Who won the first Nobel Peace Prize?
I learned this today. The first ever Nobel Peace Prize was given to Henry Dunant in 1901. He was the man who […]
#51 Where did the symbol for the Red Cross come from?
I learned this today. The symbol of the Red Cross is the Swiss flag reversed. The Red Cross was started by a […]
#50 How do white blood cells kill pathogens?
I learned this today. White blood cells kill invading bacteria, germs, and viruses in your body by eating them. White blood cells […]