Science

GEOLOGY

Transcontinental mountain range

A chain of mountains may have triggered the evolution of life on Earth

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ASTRONOMY

Perturbed atmosphere

Why the wind is so strong on Venus and Titan

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ECOLOGY

Risky crab feast

Crustaceans along the São Paulo coast are accumulating heavy metals

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ZOOLOGY

The whereabouts of the small black tapir

New species is more widely distributed in the Amazon than previously thought

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Alzheimer

Freedom for oligomers

Model reproduces alterations caused by disease in monkeys

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HEALTH

Running is good!

Aerobic exercise fights inflammation and stiffening of the lungs

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OBITUARY

The tropical disease scientist

Hildebrando was one of the most respected parasitology experts in the world

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ASTRONOMY

Monumental efficiency

Giant black holes consume less energy than thought

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GEOLOGY

Echos of separation

Blocks of rock combined to form the margins of the South Atlantic

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Botany

Forests in transformation

Lianas are remodeling the Amazon Region

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EVOLUTION

How to explain such a divided heart

The heart’s chambers may be the result of the action of retinoic acid

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Cover

Underground life

Adaptation to dark environments gives rise to odd-looking fauna

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Cosmology

Cosmic magnifying lenses

Researchers studies the distribution of matter and energy in the Universe

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GEOLOGY

The distant past of a great river

Erosion of the Andes may have formed the Amazon

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ECOLOGY

Forests without animals

Decline of animal populations poses as serious a problem as deforestation

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IMMUNOLOGY

Imperfect filter

Changes may impair the selection of lymphocytes in the thymus

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ASTROBIOLOGY

Molecule Smasher

Cosmic rays disintegrate formic acid

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CLIMATOLOGY

Rainfall in the past

Study estimates South Atlantic's surface temperatures in the last 12,000 years

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ECOLOGY

Change of menu

Cougars depend on farmland for survival in the state of São Paulo

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NOBEL

Stem cells: risks and benefits

Martin Evans discusses the challenges of stem cells

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IMMUNOLOGY

A very aggressive bacillus

Hypervirulent bacteria cause the explosive death of immune cells

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SPECIAL BIOTA EDUCATION XIV

The elements in the forests

Changes in organic compound cycles could speed ecosystem deterioration

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ECOLOGY

Vestiges of the Andes in Amazonia

Cold-climate trees were once common in northern Brazil

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Genomics

For every taste

Research reveals origin and genetic diversity of citrus

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OCEANOGRAPHY

Creatures from the deep

Marine worms reveal strategies for adapting to the cold and dark waters

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IMMUNOLOGY

Mutual gains

T. gondii virulence strengthened their main host defences

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Astrophysics

Nebula in 3D

3D model highlights irregularities around the star Eta Carinae

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ASTRONOMY

Why Mars is so small

Theory proposed by Brazilian researchers explains the size of Mars

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SPECIAL BIOTA EDUCATION XIII

Seriguela and Brazilian chestnut in agriculture

Plant genes from Cerrado and semi-arid may contribute to crops

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Zoologia

The enemy next door

Lethal to amphibians, fungus may be native to the Atlantic Forest

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