Hybrid animals can be created in zoos and laboratories. But mixed-up animal mating is also occurring in nature.
Is promiscuous behavior in male juncos due to testosterone levels?
Several recent studies show that exercise improves gene expression.
Data from the Rosetta mission, the Mars rover and the Herschel space observatory point to water's extraterrestrial origins.
Study proves that chicken soup helps alleviate cold symptoms.
Detailed images of a young solar system reveal how the planets in our solar system may have formed.
How will China and the U.S. reach their new goals for emissions reductions?
Genetic analysis has confirmed that a frog living in New York City wetlands is a new species.
An ultra-thin carbon material, graphene's potential uses are many and varied.
Before you grab your next cup of coffee, check out these latest scientific studies.