Sony researchers have developed a refrigerator that only opens when you smile.
9
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
You forget 90% of your dreams.
256
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Most elephants weigh less than a blue whale's tongue.
442
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
A group of ferrets is called a business.
6