Sharing your system with certain microbes may prevent autoimmune diseases.
The study found the highest rates of C-sections in Florida, New Jersey and Texas, and the lowest in Utah, Wisconsin and Colorado.
Though they are closely related to cows, their brains have evolved along the same lines as primates.
A vaccine against cocaine seems to stop the drug from entering the brain and making the user high, a new study suggests.
Cheetahs can "switch gears" as their speed increases — taking more strides per second at higher speeds.
Unequal employment and pay add to mom's stressors, because they make her feel the need to do more housework.
The bonobos genome will help unravel the secrets that separate humans, physically intellectually and behaviorally, from our closest primate relatives.
After ditching their genitals, male spiders get an extra dose of endurance due to their decreased body weight.