A mountaineer takes a well-needed breath of oxygen from his mask near the top of Mount Everest. Source
A mountaineer takes a well-needed breath of oxygen from his mask near the top of Mount Everest. Source

Breathe in the Mystery: My New York Times Column on Oxygen

One of the most important things that makes Earth special is that the abundant oxygen in its atmosphere. How it got that way is a surprisingly complicated story that’s just coming to light. It’s a story I delve into for this week’s “Matter” column in the New York Times. Check it out.