Science

NEUROSCIENCE

Persistent minds

Researchers want to understand what makes some brains resist Alzheimer

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ENDOCRINOLOGY

Early awakening

Researchers identify gene associated with premature puberty

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SPECIAL BIOTA EDUCATION IX

Asphalt jungles

Underappreciated birds are found throughout sparsely wooded urban areas

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Microbiology

For people and plants

Expectorant medicine may prove effective in controlling orange disease

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MARINE BIOLOGY 

Sand planet

A tiny fauna lives on sand grains in shallow ocean waters

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BIOCHEMISTRY

Movements under control

Compounds appear to reduce a serious side effect of Parkinson’s treatment

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Astrophysics

More nitrogen in a cluster

Stars of different ages form the oldest collections of matter in galaxies

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GEOLOGY

Space sentinel

Satellite images may be useful for predicting volcanic eruptions

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climate change

Coffee with more gas

Coffee plants grow bigger when there is more CO2 in the atmosphere

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BIOTA

The many faces of the sertão

Semi-arid climate have elicited adaptive responses among species

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OPTICS

Whirls of light

New technique alters light beam wavefront

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PHYSICS

The power of collisions

Collisions between grains is the main driver of sandstorms

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CELL BIOLOGY

Metastatic RNA

Study shows the role of a special type of ribonucleic acid in spreading cancer

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Statistics

Why upset victories are common in the Brazilian soccer championship

Model shows that randomness is important in championships

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Geology

The last great rise of the Atlantic

Ocean rose 60 meters in the Brazilian North and Northeast 25 million years ago

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SPECIAL BIOTA EDUCATION VII

Invisible threat

Environmental changes can threaten conservation of the Amazon

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Ethology

Stranger in the nest

Alien queen bee invades orphan colony and assumes command

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PHARMACOLOGY

Aluminum in the veins

Metal may harm premature babies and kidney patients

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GENETICS

Worm may help put the brakes on aging

Drug improves cell function in C. elegans

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PHYSIOLOGY

When eating increases hunger

High-fat diet reduces satiety

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Physics

Primordial soup

Brazilians analyze phenomena in liquid created from particle collisions

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Biophysics

Fluid boundaries

Menbranes' elastic properties vary according to the cell

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SPECIAL BIOTA EDUCATION VIII

Secrets of the ocean blue

Marine and coastal environments host abundant biodiversity

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ECOLOGY

Circles of time

Tree show how humidity and temperature have changed over the years

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Optics

Whirls of light

New technique alters light beam wavefront

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Physics

The power of collisions

Collisions between grains is the main driver of sandstorms

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SPECIAL BIOTA EDUCATION VI

On the razor’s edge

Fragments of the Atlantic Forest harbor a great diversity of endemic species

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CLIMATE CHANGE

Coffee with more gas

Coffee plants grow bigger when there is more CO2 in the atmosphere

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Parasitology

Health in the Emperor’s day

Human remains reveal profile of diseases of 17th-19th centuries

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CELL BIOLOGY

Metastatic RNA

Study shows the role of a special type of ribonucleic acid in spreading cancer

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