The document summarizes a 7.8 magnitude earthquake that struck Nepal on April 25, 2015 with its epicenter 80 km northwest of Kathmandu. It killed at least 480 people across Nepal, India, Tibet, and Bangladesh and devastated Kathmandu, the densely populated capital. The earthquake is described in the context of other deadly quakes throughout history to highlight lessons about increasing earthquake preparedness, using engineered buildings, emergency response, and the need for policies focused on disaster resilience.