Researchers have uncovered surprising evidence that the deep ocean’s carbon-fixing engine works very differently than long assumed. While ammonia-oxidizing archaea were thought to dominate carbon ...

The Lomagundi-Jatuli event, which occurred more than two billion years ago, followed the Great Oxygenation Event and was marked by a significant change in the isotopic composition of carbon. Its cause ...

Chandra and Brandon Carr remember taking their children to visit the Charles Wright Museum of African American History in Detroit last year. Upon seeing a replica of a slave ship packed with shackled, ...