Tagged: Earth

Our human history is just ‘a narrow slice’

When we learn history, we often learn about the past in units. From Mayans to Dark Ages and Ancient Romans. But we forget that many of these ‘units’ of history run concurrent. i.e. Martin Luther King Jr. and Anne Frank were both born in the same year 1929.

Take a deeper look into our narrow slice of history to put time in to perspective.

The World’s 10 Most Mind-Blowing Underground Caves

Caves have been explored throughout history. In prehistory they were used for shelter, burial, or as religious sites. Today researches study caves because they can reveal details of past climatic conditions.

We’ve brought the ten best underground caves to you.