There are thousands of tree species in the Amazon rainforest, many of which grow to between 80 and 100 feet tall, developing huge networks of branches that make up the canopy layer. A few trees grow ...

RIO DE JANEIRO — Guinness World Records, Britannica and the U.S. government agree: The longest river in the world is the mighty Nile — the “father of African rivers,” Britannica says. But in Brazil, ...

MANAUS, Brazil — Dark clouds rumble over the tiny Amazon River community of Nossa Senhora do Livramento. After two years of devastating drought, you might think that residents in this parched and ...