Footprint

sloth

In fossilized footprints, evidence of humans, a giant sloth, and ‘the killer blow’

Fossilized footprints in the salt flats of White Sands National Monument, in the southwestern U.S. state of New Mexico, reveal humans walking in the exact footsteps of a giant sloth and then confronting it, possibly hurling spears.

Australian Scientists Feud over Stampeding Dinosaurs

Arts, Culture & Media

How Bad Are Bananas? Author Mike Berners-Lee Explains

Global Politics
The World

Dinosaurs Walked Here

Arts, Culture & Media

Ecological Footprints

The World

Geo answer

Environment

Today we were looking for a desert lake in Africa where scientists recently discovered a set of footprints that’s one-point-five million years old. The answer is Lake Turkana in northern Kenya. Anchor Lisa Mullins gets details from anthropologist John Harris, a member of the team that uncovered the prints.

The World

Cultural footprint

Arts, Culture & Media

Fair Game’s Ed Herro tries to tally up the size and impact of his cultural footprint on society.