Humans' Neanderthal DNA is linked to a number of conditions.
Cleanliness is certainly good, but have Americans actually over-obsessed in this area?
On Tuesday, the CDC recommended that all women who are sexually active, fertile, and don't use birth control should stop drinking.
It raises some deep questions.
Eagles are being trained to take down drones.
Not just science fiction anymore.
“Risk compensation” is the theory that adopting certain safety measures can actually increase risky behavior.