Geobulletin alpha

Imaggeo on Mondays: Drumlins Clew Bay 

During ice ages landscapes are sculpted by the power of advancing glaciers. From rock scratches, to changing mountains and the formation of corries, cirques and aretes, through to the formation of valleys and fjords, the effects of past glaciations are evident across the northern hemisphere landscape. Perhaps not so familiar, drumlin fields are also vestiges of the erosive power of ancient ice sheets. Glacial deposits tend to be angular and poorly sorted, meaning they come in lots of different [...]

What ingredients make up soil? 

Question: What ingredients make up soil? Answer: Soils contain solid particles of different sizes and different types. Some of the particles are minerals, and others are organic. There are spaces

Spectacular pterosaur track slab begins its cross-country journey 

A cast of part of the track slab showing several trackways of two different sizes of pterosaurs. A 900 lb. slab of rock with some of the best preserved pterosaur (flying reptile) tracks ever recognized was discovered on State Land in the San Rafael Swell near the town of Ferron by a team from Marietta

Social Sauropods? 

A bonebed in Argentina with three sauropods of different sizes adds new evidence that some of these dinosaurs were social

Solar eclipse 

Have you tried 'Why does the sun disappear?' This activity demonstrates what happens when the Moon hides the Sun. After carrying out this ELI, pupils can appreciate that the Sun and the Moon are of vastly different sizes even though, when they appear in the sky together, they seem to be of comparable diameter. They can explain that a small object that is near the Earth can block out a much

Wyoming Day 9 - Red Gulch 

As predicted, it was raining when we got up this morning. So, after breakfast at Dirty Annie’s we drove to the Red Gulch Dinosaur Tracksite, about halfway between Shell and Greybull, for a quick paleontology and geology lesson.As its name implies, Red Gulch is best known for its hundreds of dinosaur tracks. These are probably theropod dinosaurs, and there are several different sizes and morphologies preserved:The tracks occur in several crossing paths on a single bedding surface, and while [...]