Highlights

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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cover

The high energy demands of the cryptocurrency market

The digital currency industry’s electricity consumption is equivalent to that of an average European country

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COVER

How to make data centers more sustainable

Renewable energy sources and more efficient distribution of computing tasks could reduce the impacts of these facilities

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COVER

The environmental impacts of computing

The energy- and water-intensive sector is responsible for 1.7% of atmospheric carbon emissions; a new area of research has emerged to address the problem

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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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ITINERARIES

Paulo Takeo Sano combines botany and law to advocate for Cerrado communities

Biologist from USP works with populations that make a living from everlasting flowers

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RETROSPECT

First books for the blind in Brazil

Institute in Rio de Janeiro has been printing in braille since 1857

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VISUAL ARTS

Artificial intelligence creates new possibilities, but also poses challenges for artists

Use of AI raises a number of questions about the process of artistic creation, including authorship

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CINEMA

Researchers recover lost films on the Brazilian military dictatorship

Imagens were produced by professional and amateur film-makers while political repression and censorship blocked their circulation

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