Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
You can alleviate a tickly throat by scratching your ear.
9
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
Japan has the most vending machines in the world (5.52 million) which is more than the population of New Zealand.
7
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
It would take more than 150 years to drive a car to the sun.
569
Scientists are excavating the ruins of a major civilization which pre-dates both the pyramids and Stonehenge by over 7,000 years. In 15 years, they have uncovered only about 5% of the site.
21