Amazon has sent a cease-and-desist letter accusing Perplexity AI of using its Comet browser agent to make purchases on Amazon without authorization, prompting Perplexity to fire back with a public statement alleging bullying and intimidation from the e-commerce juggernaut.

Brazil’s leader, President Luiz Inácio Lula da Silva, says he wants the future of the Amazon rainforest to be built around a major fund that will pay countries to keep their forests standing.

The Amazon Fire TV Stick 4K Max is down to $34.99 with code 4KMAX, down from the normal price of $59.99. That's a 42% discount.

Indigenous communities on the remote border between Peru and Brazil are alarmed over the growing presence of Brazil's Comando Vermelho criminal organization.