Research Into Earth’s Early Atmosphere by Andre Salles at GSECARS 13-IDE by Charlie Smith | Apr 27, 2021 | News and Announcements - GSECARS Unlocking the secrets of Earth’s early atmosphere By Liz Thompson April 27, 2021 Research partly conducted at the Advanced Photon Source helped scientists discover the composition of Earth’s first atmosphere. What they found raises questions about the origin of life on Earth. Click here to view full article from Argonne National Lab