Powder Days

This week, I was reading a story from a few years ago about what the last snow on earth might look like. Snow algae, which occur naturally in the snowpack, rise to the surface during the spring; when they emerge, they turn red. This  “watermelon snow,” these days, could be seen as a warning. The […]

Redux: I Did It Dad! I LOVE This!

This post first ran on February 9, 2015, but the message is as relevant as ever. I’d been pondering the consequences of modern self-chronicling when Facebook sent me its rendering of my life in 2014. If Facebook’s Year End Review is any indication, my life boils down to this: adorable dogs, skiing, trail running and mountain […]

Redux: Dust on our crust

This post first appeared on April 24, 2013. Unfortunately, the problem of dust on snow has not gone away. Since I wrote this post, NASA has gotten involved in studying snow on the Grand Mesa. I wrote about the NASA project for FiveThirtyEight. Spring is a nervous time for skiers and farmers. I’m both of these, […]

Secret Satans: Physics

For the holiday season we here at LWON are giving ourselves the gift of confronting our fears. We are choosing our own most daunting science-related subjects and writing about why they scare us. Oh, physics. It’s flummoxed both Cassie and me.  First, you’ll see Cassie’s delightful video about a not-so-delightful experience that soured her on the […]