NOVA scienceNOW

Stem Cells: Early Research

Clip | 13m 40s | Video has closed captioning.

In 2005, this story covered the hopes and controversies of stem cell research.

Aired: 04/01/05

Rating: TV-G

Problems Playing Video? | Closed Captioning

Funding for NOVA ScienceNOW is provided by the National Science Foundation and the Alfred P. Sloan Foundation.