The earliest microscopes were called flea glasses because they were predominantly used to observe small insects such as fleas!
Fact Lab
Lightning is 5 times hotter than the sun. Lighting can reach temperatures of 30,000 kelvins (53,540 degrees Fahrenheit). Compare that to the surface of the sun, 6,000 kelvins (10,340 degrees Fahrenheit).
It is believed that oranges get their name from the Sanskrit word for fragrant – naranja. The use of the word 'orange' to describe a cross between red and yellow wasn't recorded until three hundred years after the fruit appeared in Europe.
The first steam warship, the Demologos was designed by Robert Fulton for the defense of New York against the British in the War of 1812.
Fact Lab
Lightning is 5 times hotter than the sun. Lighting can reach temperatures of 30,000 kelvins (53,540 degrees Fahrenheit). Compare that to the surface of the sun, 6,000 kelvins (10,340 degrees Fahrenheit).
It is believed that oranges get their name from the Sanskrit word for fragrant – naranja. The use of the word 'orange' to describe a cross between red and yellow wasn't recorded until three hundred years after the fruit appeared in Europe.
The first steam warship, the Demologos was designed by Robert Fulton for the defense of New York against the British in the War of 1812.
Even if you’re not allergic to peanuts, the tasty legumes can cause you trouble. There’s a medical condition called arachibutyrophobia – the oddly specific fear of getting peanut butter stuck to your palate. It’s rather uncommon, though, judging from the fact that US Americans spend $800 million annually on the creamy delight...