Fun with cardboard (and geomorphology).

Fun with cardboard (and geomorphology).

We’re a little loopy at LRRD now, from both overwork and excitement. Today we moved the Em4 model we hauled to GSA-Denver off a truck and into our lab. The rules of hydraulic similitude dictated a 4-meter length for the Em4.  It’s about the size of a car...

Gravel roads, NSF, dumpster diving, IGERT students.

Gravel roads, NSF, dumpster diving, IGERT students.

A few photos from today’s work. Little River Research & Design is on a roll.  Like the kind I remember on gravel roads in Arkansas way back, mostly great fun but with seriously unpleasant jolts. Bumps like a rejection from NSF last week. And very cool stuff...

Missouri’s Current River.

Missouri’s Current River.

I’m always surprised how few geomorph types know the Current River in the Missouri Ozarks. Kate and I are finishing a short working trip there. This photo shows me with a project I designed in 1994 at Big Spring. This National Park Service site has a rich...

A merry Christmas flume.

A merry Christmas flume.

More of the little prototype I’m working on, the lights in the background are in our front windows.  Peace and happiness to all.

Recipe for a river; more on the Braudrick flume study.

Recipe for a river; more on the Braudrick flume study.

More on the Braudrick et al. work published last week: NPR’s Science Friday made a nice little video, in which Bill Dietrich used the phrase “recipe for a river.” Click on the image above to see it. The recipe includes two sizes and densities of...