Jessica Simpson has explained how sobriety has changed her life.

The Great Wall was built to secure ancient China ’s northern borders against nomadic groups from the Eurasian Steppe.

Archaeologists have uncovered the oldest known section of China’s Great Wall, revealing that its origins stretch back 300 ...

The oldest section of China's Great Wall discovered in Shandong, reveals a history 300 years older than previously known.

A rare photograph of Mount Everest captured from the space shuttle Columbia during the 1996 STS-80 mission is shared by NASA.