The type of oral bacteria a person carries is determined more by genetics than lifestyle, one study suggests.
Raj and colleagues at the University of Pennsylvania invented a technique for tracking how a cell's genes are expressed.
A condition known as microchimerism, when an individual ends up with traces of someone else's genetic material, can happen in dogs as well as humans.
The U.S. Geological Survey says human activities like wastewater disposal might be contributing to central Oklahoma's earthquake swarm.
But they don't alter their gaits for other ladies.
His techniques could be used to study the genetics of autism and schizophrenia.
A new technique for identifying the precise biological age of human tissue reveals that not all tissues grow old at the same rate.
The country's largest corn and soybean producer has been beset by extreme drought as well as extreme flooding in the past two years.
A California high school student discovered the 6-foot-long baby Parasaurolophus fossil, nicknamed Joe.
One genus of South African dung beetle traded flying for a ridiculous-looking run.