On the very bad day in question, one particular volcano, now known as Mount Toba, had been active for a long time. It had bulged up gradually until it towered almost 3,000 feet above the jungle.

Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...

For example, somewhere around 71,000 to 74,000 years ago Mount Toba, located in modern-day Indonesia, erupted in a supervolcano thought to be the largest in human history. The eruption was two ...

The amount of global cooling estimated in the study is comparable to what occurred when Sumatra’s Mount Toba experienced a super-eruption, considered to be one of the largest in Earth’s ...