Martian meteorites land at Army lab

NASA officials say that some rare and distinct meteorites found on Earth were actually blasted off Mars by a large impact event. One such rock from the red planet made its way to an Army laboratory recently for a special ...

New understanding of soil quality throughout Africa

The Africa Soil Information Service (AfSIS) Online Map Tool is an interactive mapping application that can display more than 30 maps of soil and related environmental characteristics for the continent of Africa. The tool ...

Image: Cloud bands over the Western Sahara Desert, Mauritania

This photograph of cloud bands over southern Mauritania was taken from the International Space Station with an oblique angle such that the cloud shadows are a prominent part of the view. Beneath the clouds, the plateau of ...

Tipping points: Understanding the green Sahara's collapse

Abrupt shifts within complex systems such as the Earth's climate system are extremely hard to predict. Researchers at the Technical University of Munich (TUM) and the Potsdam Institute for Climate Impact Research (PIK) have ...

Violence in Mali threatening survival of endangered elephants

University of British Columbia and Oxford University researchers have revealed the secrets of survival of an endangered population of African elephant in the unforgiving Sahara desert, and suggest that recent violence in ...

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