New research discovers a link between estrogen and pain receptors in the colon, which may explain higher rates and intensity of irritable bowel syndrome-related symptoms in women.

When astronomers look out into the cosmos, they see supermassive black holes (SMBH) in two different states. In one state, they're dormant. They're actively accreting only a tiny amount of matter and ...

Is your backside trying to tell you something? New research suggests that the shape of the GM — not just the size — could be ...

For over 200 years, there has been just one species of giraffe, Giraffa camelopardalis. This unmistakable African animal is ...