Science

Biology

Live compasses

Lagoon in Rio de Janeiro is home to magnetic bacteria made up of cells

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Entomology

Empty beehives

Mysterious syndrome wipes out bees in Europe and North America

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Molecular Biology

Genetic Apartheid

Racial segregation hampered miscegenation in the United States

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Mental health

A hard legacy

The development of children of schizophrenics is impaired

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Water resources

The risk of scarcity

Researchers from six countries are working on new technologies to manage water

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Deforestation

Slow convalescence

Seventy years is the minimum amount of time needed to restore forest biomass

Physics

Lost links

Quantum entanglement may disappear suddenly

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Dissemination

The origin of the controversy

São Paulo exhibition shows Darwin's path to the theory of evolution

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Biology

Enlarged sequencing

Jumping genes increases the size of the genome of Aedes aegypti

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Neurology

Banana connection

Electric signal sent to the brain shows monkeys where to find food

Archeology

Fragments of the past

Amazon housed vast and complex communities before the Europeans arrived

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Energy

The chemistry of biodiesel

New catalyst improves the production of bio-fuels

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climate change

Technology versus global warming

Brazil takes the lead with ethanol, biodiesel and direct planting

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Public policy

Predictions for the forest

Models show that part of the Amazon is going to turn into savannah

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Physiology

Interrupted nights

Inflammation blocks the hormone that tells the body that it's time to sleep

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Etiology

With sticks and stones

Capuchin monkey uses tools to break open fruit or hunt ants

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Botany

New model

Tomato plants help unveil the hormones that regulate the lives of plants

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Physics

Moving sculptures

Computer simulations explain how the giant dunes on Mars emerge and evolve

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Genetics

The DNA of the Pampas (grassy plains)

Guarani and Charrua Indians are among the Gaucho's ancestors

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Biochemistry

Another use

A new mechanism through which vitamin C combats free radicals is identified

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Health

Double risk Pregnancy

Marijuana harms the neurological development of newly born children

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Climate

The stressed forest

Researchers evaluate the effects of the 2005 drought in Amazonia

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Ecology

Life in the mud

The mangrove swamp crab and its hunter depend on each other for survival

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Mathematics

Creativity in chaos

An award reveals successes in the building of an theory about dynamic systems

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Genetics

From slave to master

RNA molecule takes over the place of DNA as a promise for fighting diseases

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Biochemistry

The apothecary from the Caatinga

Frog produces secretion capable of bring blood pressure down

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Climate

The day after tomorrow

Researchers unite to investigate the effects of global warning on Brazil

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Physics

The alphabet of vision

Signals that conduct the information from the eyes to the brain of flies

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Plastination

Anatomy Lesson

"Bodies... the exhibition" shows a fascinating spectacle of the human anatomy

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Epidemiology

Bacillus in the tribe

Tuberculosis is 20 times more common amongst Indians

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