Neptune was mathematically predicted before it was directly observed based on the orbit of Uranus.
Facebook earns an average of US$5.85 from every U.S. user.
Salt Lake City has a law against carrying an unwrapped ukulele on the street.
The earliest European images of dogs are found in cave paintings dating back 12,000 years ago in Spain.
Fidel Castro was born on a Friday the 13th.
Demand for quinoa in Western nations has pushed up prices so much that poorer people in Peru and Bolivia where quinoa is from can no longer afford their staple crop.
The toothbrush was invented in China in 1498.
Sand from the Sahara is blown by the wind all the way to the Amazon recharging its minerals. The desert literally fertilizes the rainforest.
A woman can get pregnant while she is already pregnant.
North Koreans may only choose from 28 approved haircuts.
African elephants only have four teeth to chew their food with.
Pound for pound hamburgers cost more than new cars.
The "Shortfin Mako" Shark can accelerate faster than a Porsche.
Gandhi never won the Nobel Peace Prize despite being nominated five times.
The flea can jump 350 times its body length. It’s like a human jumping the length of a football field.
Only female mosquitoes drink blood. Males are vegetarians.
In Russia it's now Illegal to tell kids Gay People Exist.
Police officers in one state in India are given a slight pay upgrade for having a moustache.
A day's worth of Twitter posts would fill a 10-million-page book.
About a third of all Jewish people alive at that time were murdered in the Holocaust.
The radioactive substance Americanium – 241 is used in many smoke detectors.
The kangaroo’s ancestors lived in trees. Today there are eight different kinds of tree kangaroos.
Cold water is heavier than hot water.
Steve Jobs once called Google to tell them the yellow gradient in the second "O" of their logo wasn't quite right.
Alcohol doesn't make you forget anything. When you get blackout drunk the brain temporarily loses the ability to create memories.
There are over 30 replicas of the Eiffel Tower around the world.
In WW2 the U.S. and New Zealand secretly tested 3 700 "tsunami bombs" designed to destroy coastal cities.
The Sagrada Familia church in Spain has been under construction for over 130 years and it's only expected to be complete by 2026.
The first known transfusion of blood was performed as early as 1667 when Jean-Baptiste transfused two pints of blood from a sheep to a young man
In 2006 a woman farted on a plane and tried to cover up the smell by lighting matches causing an emergency landing.
Godzilla was only seen for about 8 minutes in the 2014 film "Godzilla".
If New York City were its own country and the NYPD was its army it would be the 20-best-funded army in the world.
You can lead a cow upstairs but not downstairs.
Casu marzu is a traditional Sardinian sheep milk cheese that contains live maggots inside.
Upon losing battles, apes will tend to masturbate.
In ancient Greece “idiot” meant a private citizen or layman.
Honey bees can distinguish human faces.
The Blue-ringed octopus is one of the world's most venomous marine animals: it can kill you in one bite there is no antivenom.
Amphibious is based upon Greek words that mean living a double life and amphibians live in both land and water.
You can't block Mark Zuckerberg on Facebook.
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