Oldest city in the Americas under threat from squatters

Having survived for 5,000 years, the oldest archeological site in the Americas is under threat from squatters claiming the coronavirus pandemic has left them with no other option but to occupy the sacred city.

Tale of two climate crises gives clues to the present

Figuring out what lies ahead for our species and our planet is one of the most pressing and challenging tasks for climate scientists. While models are very useful, there is nothing quite like Earth's history to reveal details ...

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