Researchers at the University of São Paulo have discovered a molecule in arachnid venom that behaves like a commonly used chemotherapy drug for treating the disease, with preliminary findings ...

Police in Rio de Janeiro have launched a massive operation in two favelas, resulting in 121 deaths, including four officers ...

Transit Diaries is a series in which residents of the Washington region track how they get around for a week, shedding light on what’s working well and not so well with our transportation systems. We ...

UC Davis Distinguished Professor Walter Leal received an award from the citrus research organization, FUNDECITRUS,  São Paulo, Brazil, in recognition of his “outstanding contribution to ...

Rio’s governor echoes Trump’s rhetoric on ‘narco-terrorists’ and places the issue at the center of 2026 presidential campaign ...

The police operation that reportedly left 120 people dead in the favelas of Rio on Tuesday was ordered by the 46-year-old ...