Drift off to the complete history of the Chernobyl nuclear disaster. On April 26, 1986, Reactor 4 of the Chernobyl Nuclear Power Plant exploded — setting off a chain of events that exposed Soviet dysfunction, contaminated vast swaths of Europe, and helped bring down the USSR itself.

Covered: The design of the RBMK reactor, the fateful safety test of April 26th, the explosion and immediate response, the liquidators and their sacrifice, the evacuation of Pripyat, the Soviet cover-up, the international response, the long-term health and environmental effects, and Chernobyl's role in the fall of the Soviet Union.

✦ 2-hour deep dive ✦ Calm narration ✦ Modern history for sleep

Sleepless History is an educational sleep podcast covering modern history, major disasters, and world-changing events — made to help you fall asleep.