There was a time so grim that scientists call it the Worst Year to be Alive. That was AD 536, a time way back in history. It was so dark that people actually started calling it the Dark Ages. In 536, an enormous volcano had erupted in Iceland that added a massive layer of black ash in the sky, which blocked sun rays from several continents for 18 months.

There was a time so grim that scientists call it the Worst Year to be Alive. That was AD 536, a time way back in history. It was so dark that people actually started calling it the Dark Ages. In 536, an enormous volcano had erupted in Iceland that added a massive layer of black ash in the sky, which blocked sun rays from several continents for 18 months.