Earth’s Ice Has Crossed an Alarming Threshold—and There May Be No Going Back
The cryosphere is integral to the climate system, but it's breaking down in a warming world.
Climate Change
Ellyn Lapointe
Nov 12
Something Switched On Inside Earth 2.7 Billion Years Ago—and It Made the Planet We Know
Earth's geological puberty came when it was about 2 billion years old. It may be why our planet evolved to be so different from the rest of the solar system.
Earth Science
Gayoung Lee
Nov 11