Architects seeking solutions for sustainable living in the 21st century are taking notes from the ancient city of Caral in Peru, an engineering marvel built some 5,000 years ago.
A team of Ecuadoran and international scientists said Wednesday they have identified a new giant tortoise species on the Galapagos Islands.
More than 145 years ago, Charles Darwin argued that Africa was the continent from which humans evolved in prehistory. We now know he was right.
Illegal logging more than tripled in the monarch butterfly's wintering grounds In central Mexico, reversing several years of steady improvements, investigators announced Tuesday.
Australia is home to one of the world's great art treasures in the form of hundreds of thousands of rock art sites scattered throughout the country.
Journalists arriving this week to the Indian Ocean island Reunion to report about the discovery of a jet wing fragment were met with another spectacular sight: the eruption of one of the Earth's most active volcanoes.
The Great Barrier Reef will remain under surveillance but not be listed as endangered, according to a draft recommendation to the UN's World Heritage Committee, published on Friday.
Australia Thursday hailed a United Nations decision to keep the Great Barrier Reef off its in danger list as "tremendous", but activists warned more must be done to improve the marine park's health.
Australia said Friday it was confident it had done enough to prevent the United Nations from listing the Great Barrier Reef, the world's biggest coral reef ecosystem, as being 'in danger'.
A volcano in the Galapagos Islands whose fiery eruption raised fears for the world's only population of pink iguanas has calmed, sparing the unique critters from danger, officials said Tuesday.