In Mayan cosmology, the current world is the fourth attempt by the gods — the previous three were failures.

The Chicxulub crater is linked to the dinosaur extinction event.

Fact #723 · History

The 2010 Eyjafjallajökull eruption disrupted European air travel.

Fact #846 · History

Prehistoric climates were often warmer than today.

Fact #750 · History

The woolly mammoth lived during the last Ice Age.

Fact #622 · History

The Year Without a Summer in 1816 followed a massive volcanic eruption in Indonesia.

Fact #762 · History

The 1970 Bhola cyclone was one of the deadliest tropical cyclones.

Fact #849 · History

In 1848, a false report of gold in North Carolina briefly triggered excitement before the California Gold Rush.

Fact #789 · History

The Indus Valley Civilization built advanced drainage systems.

Fact #646 · History