Landslides are recurrent geological phenomena on Earth that cause heavy casualties and property losses annually. While teleseismic receiver functions have been widely used for crust-mantle structure ...

On March 15, intriguing seminar announcements sent rumblings through the field of combinatorics, the mathematical study of counting. Three collaborators planned to give coordinated talks the following ...

Imagine 100 dots scattered in front of you. In a haphazard variation on connect-the-dots, start drawing lines between the points. How many lines can you draw without producing a triangle? A square? An ...