Highlights

Nobel Prize

Eleven people received a Nobel Prize in 2023

Four were women, the same number as in 2018 and 2020, only lower than in 2009, when there were five winners

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Physics

Gravity also attracts antimatter

Gravitational force on antiparticles is equal to the force exerted on particles

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Astrophysics

James Webb data challenges cosmology

Telescope observations fuel debate about the formation of galaxies and the speed at which the Universe is expanding

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Data

Scientific articles on climate change

Data show increase in scientific articles on climate change

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Good practices

Retraction database sold for US$775,000

Crossref, a nonprofit organization, has purchased Retraction Watch’s database

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Good practices

Alcohol restrictions tightened on scientific bases in Antarctica

New rules came into effect in October on the sale of alcoholic beverages at USA’s McMurdo Station, the largest scientific station in Antarctica

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Good practices

Risky behavior

Researchers suggest parameters for judging cases of scientific misconduct involving recklessness

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Communication

The language barrier in scientific communication

Study exposes disadvantages faced by researchers whose first language is not English

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Health

Open innovation to fight diseases

Center for advanced therapies at Hospital Israelita Albert Einstein pursues new treatments for genetic, chronic, and malignant diseases

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Development

Industrial policy retakes the spotlight

Government and private sector propose missions to combat deindustrialization of the Brazilian economy

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Interview

Marco Lucchesi: The frontier poet

The president of Brazil’s National Library, fluent in 22 languages, translates work from languages such as Persian, Russian, and Turkish

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Cover

The path to sustainable hydrogen

Brazil begins producing the fuel, which is seen as key to the transition to a low-carbon economy

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Pharmacology

Reinforcement against rabies

Experimental synthetic drug evaluated as alternative means of fighting the human rabies virus

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Agriculture

Agriculture accelerates erosion in the Cerrado

Soil erosion caused by pasture and agriculture in the Cerrado has accelerated in recent decades

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Nutrition

High-protein pasta

Dough made by fermentation increases the protein content of foods

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