Everest didn't become the highest mountain overnight. This process was excruciatingly slow; a result of complex interactions between the solid earth, the atmosphere and the biosphere.
Polished metal monoliths recently appeared in remote locations around the world. In some ways, they're not unusual — standing stones have been important in many historical cultures of the world.
Llama toys, therapy lamas, petting zoo llamas: llamas are hot in the US, surpassing unicorns in popularity, but their relationship with South American people stretches over 7,000 years.
As the twin crises of climate change and Covid-19 continue to unfold, a traditional crop can help South American communities preserve biodiversity and their heritage.
Evo Morales is at least the ninth Bolivian president to by forced out of office by a mass uprising. But even in exile he remains by far the most popular politician in the country.
'Black carbon' from rainforest fires is settling on glaciers and making them melt faster, according to new research.
Indigenous people, symbols and religious practices filled the halls of power in Bolivia during Evo Morales' 14-year tenure. Now a new conservative Christian leader seems to be erasing that legacy.
Peruvian glaciers have shrunk by 25% since 1987, causing water shortages in rural villages. But ancient technology could help manage this precious resource.
What drives the emergence and disappearance of species? By modeling the fundamental processes of evolution and ecology on geographical scales, new research spotlights topography and climatic shifts.
Colombia's plan to turn coca-leaf farmers into coffee growers has a fatal flaw: the market.
How and why these bizarre stars of Planet Earth II ended up living in icy lakes high in the Andes mountains.
They kill thousands of animals and people every year by spreading rabies. New research findings could solve the problem.
Had the young naturalist not made a great discovery about rock formations in the first half of his career, On the Origin of the Species might never have been written.