One 18-inch pizza contains more pizza than two 12-inch pizzas – about 12.5% more. (Area: 18″ = π·9² = 81π; two 12″ = 2×(π·6²) = 72π.)
One 18-inch pizza contains more pizza than two 12-inch pizzas – about 12.5% more. (Area: 18″ = π·9² = 81π; […]
Fact
The highest reliably recorded IQ belongs to mathematician Terence Tao, who has a confirmed score of 230.
The highest reliably recorded IQ belongs to mathematician Terence Tao, who has a confirmed score of 230.
There are more tigers kept as ‘pets’ in captivity – especially in private ownership in the U.S. – than there are tigers living in the wild worldwide.
There are more tigers kept as ‘pets’ in captivity – especially in private ownership in the U.S. – than there
The nickname ‘a grand’ for $1,000 dates back to 1915 in The Boston Daily Globe, when a thousand was seen as a ‘grand sum.’ In today’s money, that’s about $32,000.
The nickname ‘a grand’ for $1,000 dates back to 1915 in The Boston Daily Globe, when a thousand was seen
A 2023 study found that sniffing women’s tears reduced male aggression by 44%, suggesting human tears carry chemical signals that influence behaviour.
A 2023 study found that sniffing women’s tears reduced male aggression by 44%, suggesting human tears carry chemical signals that
The first mechanical alarm clock, invented in 1787 by Levi Hutchins, could only ring at 4 am – the time he needed to wake up for work.
The first mechanical alarm clock, invented in 1787 by Levi Hutchins, could only ring at 4 am – the time
Being awake for 20 hours impairs you as much as a blood alcohol level of 0.08% – the legal limit for driving in many countries.
Being awake for 20 hours impairs you as much as a blood alcohol level of 0.08% – the legal limit
Horseshoe crab blood, bright blue and worth up to $60,000 per gallon, contains a unique compound that detects bacterial toxins – essential for testing vaccines, drugs, and medical devices.
Horseshoe crab blood, bright blue and worth up to $60,000 per gallon, contains a unique compound that detects bacterial toxins
Police officers became linked with doughnuts in the 1950s because doughnut shops were among the few late-night spots serving coffee, making them convenient for overnight shifts.
Police officers became linked with doughnuts in the 1950s because doughnut shops were among the few late-night spots serving coffee,
About 25% of climbers who attempt to summit K2 – the world’s second-highest mountain – die in the process, giving it the nickname ‘the Savage Mountain.’
About 25% of climbers who attempt to summit K2 – the world’s second-highest mountain – die in the process, giving