Stem Cell 'Ethical Tensions,' Recouping the Public Investment, Affordability and Much More

"Staggering" amounts of public money have been spent on stem cell research, and "care must be taken" to assure that commercialization does not exact an excessive "human or monetary price," according to an article this week in the journal Science.

The cautionary note was sounded in the prestigious publication while the world's largest stem cell gathering …