The secret social lives of giant poisonous rats

The African crested rat (Lophiomys imhausi) is hardly the continent's most fearsome-looking creature—the rabbit-sized rodent resembles a gray puffball crossed with a skunk—yet its fur is packed with a poison so lethal ...

Unraveling a mystery surrounding embryonic cells

Last year, researchers at the University of California, Riverside, identified the early origins of neural crest cells—embryonic cells in vertebrates that travel throughout the body and generate many cell types—in chick ...

How stem cells choose their careers

"What do you want to be when you grow up?" is a question it seems like every child gets asked. A few precocious ones might answer "a doctor" or "an astronaut," but most will probably smile and shrug their shoulders. But well ...

Understanding congenital heart defects, one chicken at a time

Approximately 10 percent of infants are born with a congenital heart defect, with one of the most common being persistent truncus arteriosus—a hole in the heart. In a healthy baby, deoxygenated blood is pumped through a ...

page 1 from 7