Three Brazilian COVID-19 vaccines begin human testing Por Ricardo Zorzetto
Vaccinating primates against yellow fever Por Carlos Fioravanti
Deaths from breast and cervical cancer on the rise in the state of São Paulo Por Suzel Tunes
Ig Nobel Prize for constipated scorpions Por Maria Guimarães
The 2022 winners Por Redação
Study confirms existence of dwarf hyacinth macaws Por Renata Fontanetto