Fabrício Marques and Maria Guimarães
Interview

Carlos Guerra Schrago: The theory and practice of evolution
The discipline that seeks to reconstruct the histories of species is itself evolving, according to UFRJ biologist
By Fabrício Marques and Maria Guimarães
Interview

Eunézio Antonio Thoroh de Souza: The voice of graphene
A physicist and opera singer from Minas Gerais has created a research center to turn basic science into high-tech products
By Carlos Fioravanti and Maria Guimarães
Archaeogenetics

Tracking the ancestry of corn
DNA reveals a complex domestication history largely set in Mexico and the Amazon
Biochemistry

Green, yellow, or red
Bioluminescence research sheds new light on the mechanisms behind firefly colors
Philosophy of Science

New origins
Brazilian versions of the Charles Darwin classic puts into context the development of evolution theory
Archaeogenetics

When indigenous people occupied Lagoa Santa
Ancient DNA reveals rapid human colonization of South America 14,000 years ago
Epidemiology

Breaking boundaries
Real-time genome sequencing reconstructs the trajectory of Zika virus across the Americas
CHRONOBIOLOGY

A clock that works in the dark
Researchers come together to reveal the circadian rhythms of tuco-tucos