🧠 Albert Einstein's eyeballs are now kept in New York City! They were given to his eye doctor, Henry Abrams, who kept them safe in a safety deposit box. These eyeballs were originally taken by Thomas Harvey, the man who performed Einstein's autopsy and took his brain without permission. 😱 facts fun fact science history

🗺️🌍 While many of us rely on Google Maps just to find the nearest store, some people have a built-in compass! ⬇️ History is full of explorers who could navigate and point to cardinal directions without any help. 🧭 Researchers at the Queensland Brain Institute discovered that this incredible sense of direction is something we gradually learn. Over time, our brains get better at tuning in to our surroundings and guiding us naturally! 🧠🌱 facts fun fact

🩸 Did you know? A child’s entire circulatory system—including veins, arteries, and capillaries—would stretch over 60,000 miles if laid out flat! 🌍📏 By adulthood, this increases to an incredible 100,000 miles of blood vessels running through the body 🚶‍♂️✨. According to the Franklin Institute 🧠, these numbers are mind-blowing but absolutely true! 🤯 fact facts

The longest English word, known as titin, is a mind-blowing 189,819 letters long! 🤯 It would take about 3.5 hours to pronounce it fully. While this is the longest, the longest word in the Oxford English Dictionary has only 45 letters, and the longest invented word has just 28. 🧠 fact facts fun fact

Some lucky people have a mutation in the DEC2 gene that allows them to get by with just 6 hours of sleep a night without feeling exhausted! 😳 This rare trait, known as Familial Natural Short Sleepers (FNSS), affects around 1% of the population. While most people would be totally wiped out after just a few hours of sleep, those with this mutation feel just fine! 🧠 Experts believe famous figures like Margaret Thatcher and Winston Churchill might have had this ability! 🌟 facts fun fact science