A border wall between the U.S. and Mexico would run thousands of miles along an ecologically diverse region. Environmentalists say it would cause major harm to wildlife and their habitat. The proposed ...

Researchers have dated and studied 104 mustatil stone structures from the southern margins of the Nefud Desert in northern Arabia. Lead author is Huw S Groucutt of the Max Planck Institute in Germany.

The wall may be among the oldest hunting structures on Earth and one of the largest Stone Age structures ever found in Europe. When you purchase through links on our site, we may earn an affiliate ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: Etchings of camels and other animals found on ...

China has successfully encircled the Taklamakan Desert, the country’s largest and the world’s second-largest shifting desert, with a 1,900-mile (3,050-kilometer) green belt of vegetation and ...

Simple, sustainable, and deeply restorative, this landscaping trend offers up a stylish way of living well outside ...