Contrary to popular belief, thomas alva edison did not invent the lightbulb. Many had done this before him. What he did, however, was modify the lightbulb and patent it.
An angry male hummingbird has a pulse of up to 1,000 beats per minute while, at the same time, drawing about 500 breaths.
In 1820, scientists believed the universe to be 6,000 years old. Today, experts date it between 15 to 20 billion years old.
A black hole is a collapsed star that has turned into a tiny black globe. The hole is black because of its enormous force of gravity that won't let any light out.
Some male spiders have very interesting survival techniques. To avoid being eaten by a female, the male spider will entwine her in a cobweb before mating.
In london, england's fire of 1666, half of the city burned down, but miraculously only six people were injured.
The oscar statues are normally made of tin and copper, but during the second world war, they were made of plaster, covered in gold. All metal was needed for the war effort.
Mosquitoes live on nectar not blood. Blood is required for producing protein which is necessary for laying eggs.
If all the salt could be extracted from the sea and oceans, it would completely cover the continents with a 20-inch layer.
The motto on james bond's family crest is, "the world is not enough".
Pure gold is so soft that you can shape it with your hands.
One horsepower is the force needed to lift 75 kilos one meter straight up in the air for one second.
26 popes have unfortunately been murdered.
For a long time, the tonga islands had a banana shaped stamp.
If you suffer from arachinophobia, you're terrified of spiders.
Geographical locations with the shortest names are "a" in norway, "o" in japan and "y" in france.
If you keep a living goldfish in a completely dark room, it will eventually turn white.
The horsehead, used in the film the godfather, came from a factory that manufactures dog food.
The a-system used to keep control of paper sizes (a4, a5, a3 etc) was invented in germany in 1930 and became an international standard.
There are over 500 phobias and tauraphobia is one of them - a fear of bulls.
Ice cream contains a thickeningsubstance extracted from seaweed.
Since 1989, oscar presenters are not allowed to say "and the winner is..." this insinuates that all of the other nominees are losers. So instead they say "and the oscar goes to..."
The koala got its name from the australian aboriginals. Koala means "no drink" and refers to the fact that koala bears get all the fluid they need eating eucalyptus leaves.
One of the first mobile phones with a battery smaller than a bag was the nmt900 phone curt, from ericsson. It weighed 1.6 pounds and you could talk on it for 12 minutes.
Nicholas cage changed his last name from coppola to cage so that no one would know that he was related to oscar-winning director francis ford coppola, who is his uncle.
Leprosy can affect all people but only one animal - the south and middle american armadillo.
Every year, the moon moves 1.5 inches away from the earth.
Brontophobia means a terrible fear of thunder.
Diamonds are made of carbon and can burn. If heated up to 80o272c (1,600272f), diamonds turn into graphite.
In the famous film casablanca, rick (played by humphrey bogart) never once said, "play it again, sam". He actually said, "you played it for her. You can play it for me. Play it!" the line "play it again, sam" actually comes from the marx brother's film one night in casablanca.
A leech can suck up as much as 2 cubic centimeters (0.12 cubic inches) of blood, but only after fasting for a year.
The fastest animal in the world is a swift. It can reach up to 98 miles per hour (168 km/h).
The given name "wendy" first appeared in the book peter pan.
An olympic sport in 1906 was shot-putting using stones.
Before ronald reagan became a movie star, he was a sports commentator.
Leonardo dicaprio's first appearance in front of a camera was in a commercial for milk.
The heart of an embryo starts beating three weeks after conception.
A blue whale's penis is between 15 - 20 feet long.
The most common disease to plague humans is "coryza", better known as "the common cold". It has spread almost everywhere on earth.
The smallest country in the world is the vatican in rome. It's only 0.17 square miles.
The largest cell in the human body is the female egg.
R2-d2, the popular robot from the star wars movies, is called c1-p8 in the italian movie versions.
Paul simon and art garfunkel were classmates.
The element californium is named after the american state, california.
Dumdum bullets are named after the city where the ammunition is manufactured, dumdum, india.
The weight of an adult person's skin is about 6.6 pounds.
Tom jones put so much feeling into a song he recorded for the james bond film thunder ball, that he blacked out in the studio.
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