Why are so many fish gathering to watch other fish fight?
Have you ever wondered why cannibalism wasn't more popular?
On this Moment of Science, we'll learn how the phrase "blood is thicker than water," applies to the natural world.
A study on elephant memory shows that having a strong memory helps elephants survive in the wild.
If a minnow's skin is damaged by an attacking pike, it releases a chemical that attracts more pike. Why would a minnow want to attract more trouble?
The Neanderthals were smart, tough, and well-adapted to the cold where they lived in regions north of Africa, so what happened to them?
One theory as to why humans began walking upright notes that when our species was just getting its start, the ability to reach up for fruit was beneficial.
Ever wonder what penguins do all day? Learn more on this Moment of Science.
How good are you at reading faces? Scientists have found that your gender may affect this ability.
Why are there males and females? Why are there two sexes instead of three, or twelve, or one?