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Strange DNA found in the desert offers lessons in the search for life on Mars End-shutdown
Comment this story Comment The Atacama Desert in Chile is almost the driest place on Earth. In some parts, it looks a lot like Mars. But it is not lifeless, even in hyper-arid regions. Using state-of-the-art equipment to probe desert rocks, researchers found DNA fragments from a intriguing mix of microbes. A staggering 9 percent […]
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Mapping of DNA damage from exposure to a compound in cigarettes, industrial smoke End-shutdown
Credit: CC0 Public Domain People are occasionally exposed to potentially harmful substances in the environment or through their diets or habits. For example, a compound found in cigarettes and industrial smoke, benzo(a)pyrene (BaP), is known to damage DNA. Now, researchers reporting in ACS Central Sciences have mapped these effects, down to the single nucleotide level, […]