Maria Guimarães

Retrospect

The lost flies of genetics

On the centenary of the birth of Crodowaldo Pavan, who was central to the development of Brazilian genetics, insects continue to spur research

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Ecology

Selective hosts

Flowers exploit color and odor to hide from or attract specific bees

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Obituary

Breaking barriers

One of the pioneers of the study of particles, Elisa Frota-Pessôa participated in the founding of CBPF

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INTERVIEW

Glaucius Oliva: Complex structures

Self-declared molecule tamer, physicist marries scientific research with administrative management

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Archaeogenetics

Tracking the ancestry of corn

DNA reveals a complex domestication history largely set in Mexico and the Amazon

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Biochemistry

Green, yellow, or red

Bioluminescence research sheds new light on the mechanisms behind firefly colors

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Philosophy of Science

New origins

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

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Archaeogenetics

When indigenous people occupied Lagoa Santa

Ancient DNA reveals rapid human colonization of South America 14,000 years ago

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BOTANY

The roots of knowledge

Installed a decade ago in its own building at Quinta da Boa Vista, the herbarium survived intact

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ZOOLOGY

Saved fauna

The National Museum and USP Zoology Museum hold vast animal collections that can be difficult to preserve

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Evolution

Male or female?

The mystery unfolds Amazonian frog species has more sex chromosomes than any other vertebrate

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ETHOLOGY

Primate culture

Transmission of tool-use practices among capuchin monkeys helps redefine the role of traditions in evolution

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EVOLUTION

A theory in motion

Research that looks beyond the gene suggests new directions for understanding how species diversify

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ECOLOGY

Artists on an Expedition, Biologists in the Museum

Amazonia: Os novos viajantes exhibition in São Paulo brings together art and science

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CHEMISTRY

Natural lighting

The chemical process underlying the bioluminescence of mushrooms is recyclable and flexible

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Epidemiology

Breaking boundaries

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

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ECOLOGY

Between water and land

The tendency toward more torrential rains could change the course of rivers and wetlands in the Pantanal region

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INTERVIEW

Benedito Braga: A fundamental right

World Water Council President Benedito Braga discusses his expectations for this month's World Water Forum in Brasília

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EVOLUTION

Male or female? The mystery unfolds

Amazonian frog species has more sex chromosomes than any other vertebrate

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ECOLOGY

The gears of the forest

The loss of more than 60% of native vegetation within a region leads to profound changes in how it operates

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INTERVIEW

Peter Lees Pearson: From micro to macro, a finder of solutions

Chromosome expert proposes ways to improve Brazilian universities

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COVER

Taking cities out of the emergency room

Transforming urban areas into healthy environments requires progress

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CHRONOBIOLOGY

A clock that works in the dark

Researchers come together to reveal the circadian rhythms of tuco-tucos

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PALEOBIOLOGY

More than met the eye

Fossilized burrows suggest complex organisms arose before the Cambrian

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Ana Maria Giulietti

Ana Maria Giulietti Harley: From flower to flower

Botanist seeks new initiatives to solidify research groups

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Ethology

Primate culture

Traditions dictate the use of tools among the monkeys of Piauí

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Geology

Pleasant refuges in a world of volcanoes

Life on Earth may have emerged on land 4 billion years ago

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COVER

Unlikely allies

Genetically engineered microorganisms help fight diseases

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Epidemiology

Breaking boundaries

Real-time analyses reveal trajectory of Zika virus across the Americas

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Chemistry

Natural lighting

Bioluminescent fungi recycle molecule that allows them to emit light

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