Molly Sheridan takes a break from training in Sabino Canyon at the base of the Catalina Mountains in Tucson.

LOUISVILLE, Ky. (WDRB) -- Seven marathons in seven continents in seven days, it's a grueling challenge a man from southern Indiana will start later this month. The World Marathon Challenge begins ...

Every name comes from somewhere, but often they are given to people and places by someone else, an exonym, as opposed to ...

A University of Louisville graduate is running in the World Marathon Challenge for The Freedom 13, a nonprofit supporting U.S. military veterans and their families.

A University of Derby study led by Dr. Phethean proposes Earth has six continents, not seven. Using advanced geological techniques, researchers suggest North America and Eurasia might be connected ...

Yet, the South Tempe woman’s real vehicle for best seeing the world is her own two feet. On Oct. 20, she joined an elite group of competitors by completing the Seven Continents Club when she crossed ...

Geologists have long viewed North America and Europe as separate continents, yet new studies suggest there might be more complexity beneath the surface of Earth’s oceans. Ongoing research has revealed ...

(KVOA) - Completing one marathon is an incredible feat. How about seven marathons on seven continents in seven days? It's called the World Marathon Challenge. Green Valley's Molly Sheridan is ...

Oceania is a region of islands which includes Australia but is not classed as a continent. Plate tectonics seems to be crucial for life on Earth, but we’ve never confirmed that it happens on ...