TRUCKEE, Calif. – Investigations are ongoing into the deadly Feb. 17 avalanche near Perry Peak. The Sierra Avalanche Center (SAC) continues to release new details as their investigation unfolds.

Installing a boundary on sloped ground directly affects the stability, alignment, and longevity of the structure. Slopes change how posts are set, how panels align, and how water interacts with the ...

Introduction Have you ever seen video footage of an avalanche or landslide rolling down a hill? Why is it that at one moment everything seems fine then suddenly the mountain begins to slump? This ...

This is the famous Bent Pyramid. The lower part of the pyramid has an angle of 54° and the upper part is at 43°. Why is it bent? Really, who knows. The two likely reasons are: Time or money (well ...

Now for the physics. I think there are three reasons why a slope would be too steep. For all of these cases, I am going to assume that it is a prolonged slope. This means that you can't just build up ...