A research team showed that, contrary to current models, one early embryonic cell dominates lineages that will become the fetus. Shelby is an Assistant Editor for The Scientist. She earned her PhD ...

In the beginning, one cell becomes two, and two become four. Being fruitful, they multiply into a ball of many cells, a shimmering sphere of human potential. Scientists have long dreamed of ...

Shelby is an Assistant Editor for The Scientist. She earned her PhD from West Virginia University in immunology and microbiology and completed an AAAS Mass Media fellowship. View Full Profile. Learn ...

We're all very complex organisms, made up of lots of different types of cells carrying out different jobs in our bodies; such as nerve cells, blood cells, fat cells and muscle cells. So, where do ...