The morality of human embryonic stem cell research has long been contentious, but new discoveries could end the controversy.
New research finds Republicans are no more likely than Democrats to express skepticism of the scientific consensus on contentious issues.
A poll tries to get a handle on how far Americans are willing to take a chance on the brave new world of synthetic biology.
In demonstrating that embryonic stem cells may not be the experimental bottleneck as they are often seen, researchers have created live mice from mouse skin.
Certain stem cells, coated with a material known popularly as Teflon, have been shown to be delivered to their destination in the body without triggering an immune response.
For the first time, scientists have found stem cells in the pituitary glands of mice that allow the organs to grow after birth.