A new origins-based system for classifying minerals reveals the huge geochemical imprint that life has left on Earth. It could help us identify other worlds with life too.
About the author
Joanna Thompson graduated from North Carolina State University in 2015 with degrees in zoology and creative writing, and recently completed the Science, Health & Environmental Reporting program at New York University. Prior to coming to Quanta, she interned with the National Audubon Society, Live Science and Scientific American.