Arsenic-Based Life Found on Earth
Astrobiologists: Deadly arsenic breathes life into organisms, Arizona State University
“Evidence that the toxic element arsenic can replace the essential nutrient phosphorus in biomolecules of a naturally occurring bacterium expands the scope of the search for life beyond Earth, according to Arizona State University scientists who are part of a NASA-funded research team reporting findings in the Dec. 2 online Science Express.”
