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Nature Knows Best
June 13, 2018
Recent news articles show how engineers and inventors are helping mankind by imitating what plants, cells and animals do every day. A new kind of vaccine based on spider silk (Science Daily). Because spider silk is tough and yet biodegradable, it can be used as a delivery capsule for vaccines that might otherwise be resisted […]
Smart Money Is on Adult Stem Cells, but Some Scientists Still Lust after Embryos
January 19, 2016
When adult stem cells do the job, why are some scientists tinkering with human embryos?