Marcos Pivetta

Geology

Invading nomad

The Taquari River changes course and inundates an area of Pantanal

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Zoology

The rainbow of the marmoset and tamarins

Behavior of monkeys indicates the existence of four-color vision standards

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Botany

From the Glory Bush tree to the Queen Palm

The size of the genome of 100 Brazilian trees varies up to twenty

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Immunology

New vaccine against rabies

The Butantan Institute creates a safer alternative for use in human beings

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Cover

Spoan: a new illness

Consanguineous marriages bring about an unknown form of deficiency

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Cover

I was born ten thousand years ago

Skull reveals São Paulo's first prehistoric inhabitants

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Medicine

Dr Bacchus prescribes

Studies suggest that wine compounds increase longevity

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Forestry engineering

Finite stock in the Amazon

Two species of tree take more than a century to grow

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Interview

Mayana Zatz: One eye on reason, the other on the heart

One eye on reason, the other on the heart

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Cover

Stem Cells

The Bill on Biosafety is going to boost Brazilian research

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Genetics

Molecular Signature

Method uses a small fragment of DNA to identify animal species

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Interview

Jefferson Cardia Simões: The ice is ours as well

Researcher who has been at the South Pole says that Antarctica is more important for Brazil than for the USA

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Physics

Carbon in drops

Nanotubes form in a process that reminds one of dew production

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Interview

Diógenes de Almeida Campos: Official stones and bones

Paleontologist affirms that Brazil could be as important as China and criticizes fossil contraband

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Cover

Genetic Crossroads

The low DNA diversity is challenging the preservation of the sloth

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Archeology

Rediscovering the New World

Prehistoric human bones suggest that the first Americans were not Mongoloids

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Ecology

Shadows over the forest

Clouds of smoke from forest clearing fires cool down the Amazon forest

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Botany

Long life for pernambuco wood

Seeds of the plant are preserved for six times more than used to be thought

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Genomics

On the trail of a vaccine

Brazilians sequence the genome of the bacterium that causes leptospirosis

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Cover

The quantum leap of Brazilian science

National research goes professional, incorporating group work and improving its world ranking

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Interview

Ruth e Victor Nussenzweig: A chemistry that worked out

The couple talks about the advances in the search for vaccines against malaria and of the life of a scientist, here and in the United States

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Statistical Physics

The little homeland in soccer shoes

Only three degrees of separation are interposed between all Brazilian players

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Cover

Illustrated Prehistory

Paintings and engravings reveal the diversity of Brazilian rock art

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Cover

Other stars, other worlds

Planets outside the solar system heat up the race for finding more Earths

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Gilberto De Nucci

Gilberto De Nucci: The medicine radical

The medicine radical

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Cover

The quantum leap of Brazilian science

National research goes professional and improving its world ranking

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Cover

Cancer, divided hopes

Cancer is still a challenge for science

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Interview

Iván Izquierdo: Recollections and omissions

Neuroscientist talks about the importance of memories and also of forgetting

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neuroscience

The brain in action

Experiment suggests that the activity of neurons could move prostheses

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Cover

Weighty Extinction

Theory proposes that excessive rainfall eliminated mammals in South America

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