Redação

Public policies

Deadly African roads

Africa leads in road deaths due to structural problems, such as poor roads and lack of law enforcement

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Genetics

Loss of genetic diversity encourages extinction

Decline in genetic diversity may have contributed to the extinction of the Neanderthals

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Energy

Recyclable solar panels

Swedish scientists create recyclable perovskite solar cell

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Nutrition

Unsupervised dieting

One in ten children and teenagers presents some form of disordered eating behavior

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Astrophysics

The wandering Sun and the cooling Earth

Solar System passed through the Orion constellation, which may have influenced Earth's climate

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Ethology

Wolves domesticated themselves in search of food

Wild wolves approached humans in search of food and domesticated themselves

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DATA

MCTI spending increased significantly between 2020 and 2024

MCTI spending increased significantly between 2020 and 2024

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photolab

Queen of the Amazon

Water sample viewed under a microscope resembles a crown

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data

Women graduating from higher education in 2023

Data show proportion of women among higher education graduates in 2023

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GOOD PRACTICES

Behavior guide

Study examines the importance of codes of conduct to prevent sexual harassment at conferences

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GOOD PRACTICES

Unsustainable situation

Neuroscientist accused of manipulating images in Alzheimer's article resigns from university

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Geography

Erosion reshapes river mouths in Northeast Brazil

Intense erosion reshaping river mouths in Brazil’s Northeast and impacting ecosystems

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Environment

Rondônia in flames 43,000 years ago

Macrocharcoal reveals forest fires in Rondônia 43,000 years ago

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Obstetrics

More twins from late motherhood

Late pregnancy leads to higher chance of twins or triplets

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Astrophysics

Our neighboring galaxy in detail

James Webb Telescope details neighboring galaxy of Andromeda

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Zoology

Climate caused megafauna extinction

Lack of rain accelerated extinction of megafauna in Northeast Brazil

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Physiology

Immune cells carry microplastics to the brain

Ingested microplastics can reach the brain within hours

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Agriculture

Pesticides in the rain

Rainwater in agricultural areas may contain pesticides

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Physics

Traces of a super-energetic neutrino under the sea

Ultra-energetic neutrino detected in the Mediterranean

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Biodiversity

The cries of snakes

Female snakes emit high-pitched sounds when threatened

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Geophysics

Earth’s not so solid core

Surface of Earth's inner core may be viscous rather than solid

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Public health

Teenagers, get moving!

Drunkenness among Brazilian teenagers higher than in neighboring countries

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Zoology

India, home of the tigers

India's wild tiger population doubles in just over a decade

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Genetics

Sunburn damages RNA

Sunburn damages RNA, not just DNA

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photolab

A not-so-desert island

Some 1,300 plant and animal species live on Alcatrazes Island

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data

Employment in Knowledge-Intensive Sectors (KISs)

Jobs in Knowledge-Intensive Sectors (KISs) grew between 2010 and 2022

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GOOD PRACTICES

Retracted studies

New repository of problematic preprints that were removed by their authors

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GOOD PRACTICES

Unproven

Study used to justify treating COVID-19 with hydroxychloroquine retracted

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Climate

Trees cool the environment, but they also heat it up

Urban trees have a greater cooling effect in hot, dry cities

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Epidemiology

Stay away from wild birds

US reports first human death linked to highly pathogenic strain of H5N1 virus

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