A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
You can only remember 4 things at a time.
31
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
90 percent of women who walk into a department store immediately turn to the right.
134
People in parts of Western China put salt in their tea instead of sugar.
16
40% of people who are rejected in romantic love slip into clinical depression.
72
Intelligent men tend to be more sexually faithful.
31