On July 18, 2022, a vast sinkhole engulfed a residential street in the Bronx, New York, and grew large enough to swallow a van. Experts explain that a massive summer storm overwhelmed outdated storm drain infrastructure, causing this devastating calamity.

An explosion at the Napp Technologies chemical/pharmaceutical factory in Lodi, New Jersey, kills five workers and unleashes a torrent of black smoke into the morning sky on April 21, 1995. An investigation reveals how a small amount of water led to this fatal manufacturing catastrophe.