A Times analysis and U.S. Geological Survey data indicate that the official 6,509 death toll is probably a severe undercount.

A 3-D reconstruction reveals why multiple apartment towers toppled in the earthquakes that struck Venezuela in June. Our reporter Julie Turkewitz examines how structural flaws — not just the strength of the quakes — left the towers vulnerable to collapse.

A teacher and 32 children were killed in northwest Pakistan in an episode has prompted safety inspections of schools across the region.

The collapse, in Peshawar, also killed a teacher and injured dozens of people. A local official said the building appeared to be dilapidated.