Mapped-out risk By Suzel Tunes
The end of the AIDS epidemic? By Fabrício Marques
Antônio Drauzio Varella: The doctor's message By Alexandra Ozorio de Almeida and Neldson Marcolin
New energy applications for gold and platinum By Rafael Garcia
Stingless and highly sensitive By Carlos Fioravanti
Likely origin of the fire By Carlos Fioravanti