Science

Immunology

Allergies make us moody

More than a mere irritation, too much sensitivity to foods may cause anxiety

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Physics

Restless neighborhood

Strategy allows evaluation of interaction between nanoparticles

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Geophysics

The Earth is molded by gravity

Accurate measurements deform the idea of the perfect sphere

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Physiology

Memories of origin

The endothelial cells store information from the donor

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Neurophysiology

Unexpected effect

Corticoids activate inflammation mechanisms in areas of the brain

Evolution

When hybrids are fertile

Unlikely cross breeds can create new species of plants and animals

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Nutrition

Chickens along the River Solimões

River dwellers change a diet of fish with manioc flour for frozen poultry

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Bioenergy

Unexpected butanol

Researcher extracts fuel using vacuum and contradicts established paradigm

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International Year of Chemistry

Medicine is made of molecules

Chemical components are behind diseases, diagnoses and treatments

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Paleontology

A prehistoric tapir

Amazonia may have harbored a now extinct species 40,000 years ago

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Statistics

The life of words

The evolution of the vocabulary of on-line communities

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Astronomy

Solar shocks

The relation between explosions in the Sun and magnetic storms on Earth

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Physics

Graphene in the new electronics

Material might form the basis of a hypothetical quantum nanotransistor

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International Year of Chemistry

Small tools for major uses

Lectures show prospects for the increasing use of new nanomaterials

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Pediatrics

Ineffective medication

Corticoids do not treat the respiratory problems of late preterm babies

Geology

The fragile crust of the Northeast

Thickness of surface explains constant earth tremors in the region

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Ecology

The limit of the forest

Group identifies signs that precede extinction in the Atlantic rainforest

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International Year of Chemistry

Molecules, problem and solution

Talks in April discussed alternative energy sources and climate change

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Geochemistry

Pre-Columbian fertilizers

Ancient Indians contributed to the fertility of black soil

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Medicine

The fight against cancer

Antihypertensive medication halts growth of tumors

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Astrophysics

A mirrored black hole

Cone of ions reflects image of mysterious object at the center of the galaxy

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Physics

The entanglement formula

A reduction in the quantum phenomenon due to environmental influence

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Biochemistry

Living lights

Mechanism that makes mushrooms glow leads to new technique

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environment

The future of nature and agriculture

Mathematical models help predict the effects of global warming in Brazil

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immunology

Out of control

Inflammation unleashed by sepsis damages the heart

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Physiology

Unraveling the web

Attacking undesirable veins and arteries could fight cancer and blindness

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Biology

Mutant venoms

Animals of the same species have different venoms

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Mineralogy

The past in grains of sand

Radioactive material allows to track the geological origin of the beaches

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Cosmology

Seeds of life in space

Cosmic rays may have generated molecules that formed animals and plants

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Tribute

Beyond geography

Sternberg dedicated his life to the relationship between man and nature

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