Biologists are closing in on a puzzle that seems to turn classic evolutionary logic inside out, yet may be so common that it ...

Plant regeneration relies on a delicate balance between stem cell renewal and differentiation, yet the evolutionary origin ...

Stem cells can fight disease from the inside out. But not all treatments are created equal. By Mohana Ravindranath The promise of stem cell therapy is powerful. Scientists can draw versatile cells ...

“Expression tells us what cells do, but regulatory DNA tells us where they come from, how they develop, and which germ layer ...