Category Archives: ScotBlogs Contributed

I was so impressed with the post by Professor Greg Wiles about his Fall 2022 Geomorphology class that I decided to highlight the Fall 2022 Paleoecology class as well. It was a great group of students, and we did an … Continue reading → Continue reading →

The Artemis 1 Orion spacecraft has successfully entered and exited a distant retrograde orbit (DRO) about Moon. DRO is a stable and easily accessible orbit requiring a low [latex]\Delta V[/latex] velocity change. In DRO, Earth‘s non-negligible gr… Continue reading →

This is a post outlining some of the work we did in Wooster’s class in Geomorphology. One of the early labs was Browns Lake Bog and the Soil Catena. The landforms in the area are spectacular – here is a … Continue reading → Continue reading →

I stayed up late last night and early this morning to watch the successful uncrewed launch of Artemis 1. In Greek tradition, Artemis was the twin sister of Apollo, and the Artemis program hopes to return humans — including the … Continue re… Continue reading →

When Crew 5 rocketed to orbit last week aboard the SpaceX Dragon “Endurance” bound for the International Space Station, I was curious to see their zero-gravity indicator. A tradition SpaceX crews have adopted from Russian cosmonauts, the ze… Continue reading →

The dinosaurs didn’t have a space program, but we do. I just watched live the first kinetic-impact asteroid-redirection test as NASA’s Double Asteroid Redirection Test spacecraft collided with the asteroid-moon Dimorphos of the asteroid Did… Continue reading →

Richmond, Indiana — Today Nick Wiesenberg (our invaluable geological technician), Brianna Lyman (my excellent Teaching Assistant), and I took the 15 students in the Paleoecology course to the fossiliferous Upper Ordovician of eastern Indiana. It&… Continue reading →

Last month I drove across the United States coast-to-coast back-and-and forth diagonally, 8000 miles through 18 states, as in the animation below. Amazing was driving through the Great Plains of the North American flatland with uninterrupted 360° horiz… Continue reading →

Our hard-working and observant Estonian colleagues (Olev Vinn and Ursula Toom) recently made a remarkable discovery among Estonian early Silurian fossils: an attachment structure of a stalked crinoid that apparently bioeroded its way into a calcitic st… Continue reading →

Nearly a quarter century in the making, I was tremendously relieved and excited last week by the release of the first images from the James Webb Space Telescope. I remember the difficulty in realizing the Hubble Space Telescope and am now … Conti… Continue reading →