Climate and drought lessons from ancient Egypt

Ancient pollen and charcoal preserved in deeply buried sediments in Egypt's Nile Delta document the region's ancient droughts and fires, including a huge drought 4,200 years ago associated with the demise of Egypt's Old Kingdom, ...

Archaeologist finds oldest rock art in Australia

An archaeologist says he found the oldest piece of rock art in Australia and one of the oldest in the world: an Aboriginal work created 28,000 years ago in an Outback cave.

Rock analysis suggests France cave art is 'oldest'

Experts have long debated whether the sophisticated animal drawings in a famous French cave are indeed the oldest of their kind in the world, and a study out Monday suggests that yes, they are.

UN chief launches sustainable energy initiative

UN Secretary General Ban Ki-moon launched on Monday an initiative designating 2012 as the International Year of Sustainable Energy for All, with the aim of reaching its set goals by 2030.

New snake species announced

The Wildlife Conservation Society (WCS) announced the discovery of a spectacularly colored snake from a remote area of Tanzania in East Africa.

Cuba to use sugar cane in new electricity plant

Cuba will open its first electricity plant using sugar cane as a biofuel hoping eventually to meet 30 percent of its energy needs from the fuel source, the official Granma daily said Thursday.

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