Science

Botany

The Beauty and the beast

Study reveals orchids and describes the damage caused by viruses and insects

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Physics

The hot and the cold that comes from magnets

A Unicamp team discovers unexpected properties of magnetic materials

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Medicine

Wide awake

Lack of sleep activates sexuality but is harmful to health

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Geriatrics

Taking to the road

When they travel, the elderly have better quality of life

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Epidemiology

Defined traces

Genes and cultural habits affect the risk of the growth of head and neck tumors

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Physics

Carbon in drops

Nanotubes form in a process that reminds one of dew production

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Homage

In the universe of physics

Belita Koiller receives award for her work on the behavior of electrons

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Medicine

Salt in excess

Goiter has ended. Now the problem is an exaggerated consumption of iodine

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Biochemistry

Sugar for diabetics

Component of the wall of a grass facilitates the absorption of glucose

Astrophysics

The Jewels of Saturn

Images from the probe confirm the theory that explains errors in the rings

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Genetics

Tolerance to the cocktail

In SP, one third of infected with HIV show resistance to the anti-Aids drugs

Ecology

Night in the arid outback

Botanists throw light on the peculiarities of pollination in the Caatinga

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Geophysics

Tsunami – Effect at a distance

Energy released by the Asian earthquake may well set off other tremors

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Archeology

Rediscovering the New World

Prehistoric human bones suggest that the first Americans were not Mongoloids

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Genetics

The redemption of the botocudos

Studies reveal descendents of disappeared Indians

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Physics

Friendly chaos

Apparently disorganized behaviors may benefit living beings

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Oceanography

Oasis in danger

The repopulation of the coral reefs threatened by excessive fishing

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ethology

Monkeys that almost speak

The woolly spider monkeys have a singular form of communication

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Ecology

Shadows over the forest

Clouds of smoke from forest clearing fires cool down the Amazon forest

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Botany

Long life for pernambuco wood

Seeds of the plant are preserved for six times more than used to be thought

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Biochemistry

Pitomba versus pests

Protein extracted from the fruit eliminates fungi and borers

Physics

The genesis of DNA

Mathematical model describes what made life possible on Earth

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Paleontology

Under the palm trees

The discovery of a deposit of dinosaur fossils in the interior of Maranhão

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Genomics

On the trail of a vaccine

Brazilians sequence the genome of the bacterium that causes leptospirosis

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MEDICINE

Restored heart

Stem cells could be used against cardiac arrest

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Ecology

Nature under a new look

Biota program is consolidating data about fauna and flora

Pharmacology

Clean-up of the arteries

Compound dissolves plaques that obstruct blood vessels

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Genetics

Lightproof

Enzyme reduces the loss of healthy cells exposed to ultraviolet radiation

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Statistical Physics

The little homeland in soccer shoes

Only three degrees of separation are interposed between all Brazilian players

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biology

In the rivers of Brazil

Biologists register 2,122 species of fish in the fresh water rivers of Brazil

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