Comparing outlines. Traced outlines of the 2013 KTM 990 and 2021 Husqvarna 901 reveal a striking similar shape. The appeal of this rally...

What are cracks and fractures? What are hydraulic fractures? For this post, I have prepared a bunch of figures that explain cracks...

Mud squirts. Mobilized lacustrine muds are dragged upward into an overriding sand bed deposited by a Missoula flood entering Glacial Lake...