Cleaning up the dangerously polluted Guanabara Bay in the next year for sailing events is the biggest challenge facing Rio de Janeiro Olympic organizers.
The U.S., Brazil and China all released major commitments to reduce or at least slow their greenhouse gas emissions. Continue reading →
None of the seven new species found in Brazil's cloud forests are bigger than an adult thumbnail.
Who needs cupid when you have built-in arrows to attract the opposite sex?
It's the fifth-most populous country on the planet as well as Latin America's most influential nation. Just how powerful is Brazil?
Amazon river turtles communicate with their hatchlings and with one another using vocalizations, recordings reveal.
Pushed out of their home territory by violence, a second wave of people who had been living in voluntary isolation in the Amazon rainforest has made contact with villagers in Brazil.
Last month's news of an isolated Amazon rainforest tribe in Brazil making contact with outsiders for the first time in almost two decades prompts the question: Are there many more such tribes left?
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