Science has a funny way of humbling certainty. Most of us carry a mental picture of how Earth works that was assembled in school, reinforced by documentaries, and rarely questioned afterward. The ...

Megan Helm is a Wayzata High School senior who started writing her own earth science textbook during her freshman year and ...

Scientists are sharpening their forecasts for how long Earth can remain a comfortable home for complex organisms, and the latest work points to a much earlier cutoff than the classic textbook ...

Billions of years ago, Earth’s atmosphere was hostile, with barely any oxygen and toxic conditions for life. Researchers from the Earth-Life Science Institute studied Japan’s iron-rich hot springs, ...