A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Males sweat 40% more than females.
104
Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
Studies show that financially stable men prefer smaller breasts.
16
Women have a slightly higher average IQ than men.
164
