Explore the Appalachian Mountains: discover their location, ancient formation, and significant ecological impact on Eastern ...

As these plates continue to move, they shape the landscape we see today, from the formation of mountains and valleys to the creation of new ocean basins.Explore the science behind plate tectonics ...

Deep ALMA observations of 12CO emission from 15 protoplanetary disks reveal a stunning range of structures in the gas morphology including gaps, rings, and spirals. Credit: Richard Teague ...