Philippe Matthews Show Guru Advice, Author Reviews, Tech Reviews, Entertainment News

In the emerging field of tissue engineering, scientists encourage cells to grow on carefully designed support scaffolds.

From Nature magazine Fatu, a female northern white rhinoceros who lives in a Kenyan conservation park, is one of just seven of her kind left in the world. But millions of her stem cells, stored in a freezer in California, might one day help boost her population's ranks.