Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A type of strawberry that almost became extinct is now being sold in Europe. It tastes like pineapple so they call it pineberry.
12
Water, electricity, and gas has been free in Turkmenistan since 1991.
11
Sony researchers have developed a refrigerator that only opens when you smile.
9
In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
7
In 1916, a US amendment was proposed to put all acts of war to a national vote. If you voted yes you would have to register as a volunteer for service in the United States Army.
5
In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
13