In this episode, we explore the catastrophic events of 536 AD—widely considered the worst year in human history. A massive ...

Perhaps 1349 was the worst year in human history. Another contender was the year 536 when a mysterious fog engulfed Europe, the Middle East and parts of Asia, leaving a large part of the world’s ...

In today's video, we look back at some of the worst years in human history, including one year that historians seem to agree was the worst of them all. Joe Scott.

Elon Musk isn't the only high-profile figure concerned about the rise of artificial intelligence. Scientist Stephen Hawking warned AI could serve as the "worst event in the history of our ...

Have terrifying events truly piled up on each other in 2016, in a way they didn’t in any other year in human history? Or is it impossible to judge the awfulness of a year while it’s still ...

In a sweeping, first-of-its-kind report, the United Nations says more species now are threatened with extinction than at any time in human history.