
Mantis shrimps’ eyes are more evolved than those of humans: they have four times as many color receptors and can see UV, visible and polarized light.

Mantis shrimps’ eyes are more evolved than those of humans: they have four times as many color receptors and can see UV, visible and polarized light.

According to one study, brain age decreases by 0.95 years for each year of education, and by 0.58 years for every daily flight of stairs climbed.

A study found that pizza and compliments motivate employees better than cash. Money fades more quickly than a sense of appreciation.