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I usually tend to downplay worries about research in genetics, but I was quite concerned after reading this article. The researchers surely have plans to keep whatever they create contained. But adding a fifth base to the DNA of bacteria with a genetic mutation rate 10,000 times that of normal bacteria seems unnecessarily dangerous. I […]
- Chemistry
Expanding the genetic code
In an effort to explore the mechanisms of evolution, researchers have designed an unnatural chemical base and inserted it into synthetic DNA in a test tube.
- Tech
X rays detect fingerprints
Analytical chemists have developed a method that visualizes elusive fingerprints with X rays.
