More than a billion years ago, a shallow basin in what is now northern Ontario held a subtropical lake. The setting likely ...
Rock samples from northeastern Canada retain chemical signals that help explain what Earth's crust was like more than 4 billion years ago. Rock samples from northeastern Canada retain chemical signals ...
Washington, DC--Rock samples from northeastern Canada retain chemical signals that help explain what Earth's crust was like more than 4 billion years ago, reveals new work from Carnegie's Richard ...