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Making Stem Cells from Skin
By Paul Adams Posted on 9.18.2008 4 CommentsEmbryonic stem cells, which can be coaxed to turn into any kind of cell type, have been hailed as a 21st-century panacea. But they are fraught with ethical problems because they come from embryos. Last November, two teams of scientists turned ordinary adult skin cells into pluripotent stem cells—capable of becoming any kind of tissue—a feat that could solve the ethical problem forever. Here’s how one group did it.
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December 2009: Best of What's New
In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.
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