image: This is a picture of multiple lava flows from the Siberian Traps, stacked one on top of another, forming a mountain of lavas. This material relates to a paper that appeared in the Aug. 28, 2015, issue of Science, published by AAAS. The paper, by S. Burgess at Massachusetts Institute of Technology in Cambridge, MA, and colleagues was titled, 'High-precision geochronology confirms voluminous magmatism before, during, and after Earth's most severe extinction.' view more
Credit: [Credit: Henrik Svensen]