‘Too good to be true’: Doubts swirl around trial that saw 77% reduction in COVID-19 mortality
Preprint from Brazil claims spectacular results from experimental prostate cancer drug
Latin America
Read our COVID-19 research and news.
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Diversion of research money to buy oil refinery enrages Mexican scientists
Elimination of dozens of trust funds was supposed to help fight the pandemic—not invest in fossil fuels -
Brazil gives Russian COVID-19 vaccine a chance, approving the import of limited doses
Regulatory agency allowed Sputnik V use with restrictions to “minimize risk” -
‘A lack of humanity’: Hundreds of early-career researchers forced out by Mexico’s science agency
Conacyt faces at least 145 wrongful termination lawsuits -
Brazilian town experiment shows mass vaccination can wipe out COVID-19
Population may have reached herd immunity after 75% got two shots of a low-efficacy Chinese COVID-19 vaccine -
Amid violence and protests, Colombian universities seek to promote a national dialogue
Students lead nationwide demonstrations while academic leaders propose policy changes to help overcome the crisis -
Meet the scientists who want to help write Chile’s new constitution
Researchers are among the candidates for 155 seats in constitutional assembly -
Following whale deaths, Chilean researchers call for greater protections
Ship collisions prompt calls for tighter regulations and warning systems -
Is Russia’s COVID-19 vaccine safe? Brazil’s veto of Sputnik V sparks lawsuit threat and confusion
Agency declines import permit, claiming crippled adenovirus that serves as vaccine is active in second doses -
Possible ‘embassy’ in ancient Maya city illuminates the birth of an empire
New excavations in Tikal hint it was conquered after an alliance fell apart -
‘A hostile environment.’ Brazilian scientists face rising attacks from Bolsonaro’s regime
Harassment and budget cuts have researchers fearing for their jobs and safety -
Amid criticism of its conservation policies, Brazil joins global biotrade pact
Ratification of Nagoya Protocol seen as advancing nation’s economic interests -
Brazil’s first homemade satellite will put an extra eye on dwindling Amazon forests
The long-awaited launch of Amazonia-1 is a major test for Brazilian science -
Science bill rankles Mexican research community
Scientists feel ignored in debate over law that would reshape governance and funding -
Third time’s the charm? Brazil scales back efficacy claims for COVID-19 vaccine from China
Lower efficacy for Sinovac's vaccine still meets recognized threshold for emergency use, but barely -
Chicken-size dino with a furlike mane stirs ethics debate
Researchers question how unusual maned dinosaur found in Brazil ended up in German museum
