Peru fighting mining pollution with little green algae

Scientists in Peru have removed small green algae from polluted lakes and rivers in a bid to strengthen them with nutrients and oxygen before returning them to purify those water bodies from harmful mining waste.

At high altitude, carbs are the fuel of choice

Mice living in the high-altitude, oxygen-starved environment of the Andean mountains survive those harsh conditions by fueling their muscles with carbohydrates. The findings, reported online on December 6 in Current Biology, ...

Llama dung contributed to Inca success in the Andes

(PhysOrg.com) -- The famous Inca city of Machu Picchu in the Peruvian Andes was rediscovered by American explorer Hiram Bingham in July 1911 and the area plans to hold a special 100 year celebration this year. However, the ...

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