Steep Mountain Slopes Have Surprisingly Long Lifetimes

Source: Geophysical Research Letters Gravity and rock physics say slopes steeper than about 30 ° —known as the critical threshold angle, or the angle of repose — shouldn’t really exist, yet they do. These steep slopes and near-vertical cliffs can be seen in the Himalayas and in Yosemite National Park, for example. For some geologists, … Read more

Enjoy a lifetime’s worth of online courses and language learning on sale

Educational entrepreneur Anthony J. D’Angelo once said, “Develop a passion for learning. If you do, you will never stop growing. ” This statement rings true not just in career growth, but also in personal development. If you engage in self-initiated education continuously, you will never stop acquiring new skills, picking up new knowledge, and in … Read more