Photographer Mitch Epstein's years-long project highlights the majesty and vulnerability of old growth forests across the US ...

Mountains are some of the oldest residents of our planet. Earth's ancient temples of strength and resilience, sometimes taking the form of massive jagged fingers reaching for the sky, other times ...

We're living in a period where the gap between rich and poor is dramatic, and it's continuing to widen. But inequality is nothing new. In a new study researchers compared house size distributions from ...

In a study published in the journal PNAS, researchers compared house size distributions from more than 1,000 sites around the ...

Carved 20,000 years ago into a French cave floor, the world’s oldest 3D map may reveal not just rivers and hills — but the ...