Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
108
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Sony researchers have developed a refrigerator that only opens when you smile.
9