Antarctica

Science, Tech & Environment

Geo answer

Anchor Marco Werman speaks with paleontologist Paul Sereno from the University of Chicago about his discovery of a new kind of dinosaur fossil. The discovery took place in Africa's Sahara Desert -- which is the answer to today's Geo Quiz.

Arts, Culture & Media

Geo answer

Anchor Lisa Mullins reveals the answer to our Geo Quiz today. We wanted the name of the continent that extends into all 4 hemispheres of Earth -- north, south, east and west. The answer is Africa, which has portions both north and south of the equator, and portions both east and west of the prime meridian.