Science

Astrophysics

Where stars are born

Unprecedented mapping detects 150 nurseries in the Southern Hemisphere

Chemistry

The triumph of the left-handed

Study explains how aminoacids organize themselves to form proteins

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Medicine

Heart attack – What causes or prevents it

In Brazil, the risk of a heart attack is five times greater amongst smokers, and falls by almost half with moderate consumption of alcohol

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Physiology

Losing beat

Failure in terminals of neurons keep the heart speeded up

Genetics

Fine sieve

Fiocruz test detects slight infections of schistosomiasis

cattle raising

Liquid solution

Use of hydrating agent and diuretic fights intoxication by ammonia in cattle

toxicology

Altered functions

Experiments explain changes in sexual behavior during gestation

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evolution

When snakes had paws

serpents shows how organisms can acquire or lose characteristics

environment

In the oven’s mouth

Burning eucalyptus releases irritating and cancerous substances

BIOLOGY

Cleaning up the bottom of the sea

Team from Unicamp reveals the way of life of the cleaner-fish

Ecology

Wealth in danger

Diversity of species in may reduce in regenerating forests

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Phytotherapy

Beating naturally

Compound of medicinal plants stops arrhythmia

Genetics

Virus-based medicines

Production of vectors makes gene therapy advance

Epidemiology

State of alert

More aggressive subtypes of Aids virus advance in Brazil

BIOLOGY

Penta, the champion clone

Researchers from Unesp make a copy of an adult animal

paleontology

Torturous routes

Hominid fossil suggests that our historical evolution is more complex

speleology

Technology in caving

Visits to the Bonito region with the minimal of environmental impact

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cosmology

Taming black holes

Experiment can help to review the basic laws of the universe

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astrophysics

Sidereal clock

Physicist shows how to use the brightness from pulsating white dwarf stars

Paleontology

The origin of the mammals

Fossils of small species discovered in Rio Grande do Sul could be the closest ancestors to the larger animals of today

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Genomics

Expanded territory

Harvest of concluded genomes includes new manners of combat

Biology

Under the yoke of Chronos

Team verifies the variety of rhythms that organize life in animals

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pharmacy

Freeing the arteries

Researchers discover in plasma a potent vasodilator

Ecology

Fish and taboos on the Negro river

The position of species in the food chain determines their consumption

botany

Threatened archipelago

Survey discovers the richness and the risks of the Cerrado islands

Geology

Landscape sculptors

Earthquakes were important for the formation of the Brazilian relief

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Physics

Superstrings without knots

A researcher makes the calculations in the chord theory easier

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Paleontology

Luzia living with the sloths

South American mammals were contemporaries of Luzia

ENVIRONMENT

Scars of occupation

Satellite map of the Northeast depicts the devastation of the caatinga

GENOMICS

Three new attack routes against the pest

Article compares the genomes of bacteria and shows how to avoid citric canker

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