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Plastic rocks

A mixture of minerals, animal remains, and synthetic polymers has emerged as another form of pollution and a threat to the marine environment

Droughts worsen in the Cerrado

Rainfall in the Cerrado’s dry season has decreased by up to 50% in the last 30 years

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

Gravity also attracts antimatter

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

James Webb data challenges cosmology

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

Scientific articles on climate change

Data show increase in scientific articles on climate change

Retraction database sold for US$775,000

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

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

Risky behavior

Researchers suggest parameters for judging cases of scientific misconduct involving recklessness

The language barrier in scientific communication

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

Open innovation to fight diseases

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

Industrial policy retakes the spotlight

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

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

The path to sustainable hydrogen

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

Reinforcement against rabies

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

Agriculture accelerates erosion in the Cerrado

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

High-protein pasta

Dough made by fermentation increases the protein content of foods

Tribute to Ronald Shellard

Benjamin Constant Institute launches braille version of book about CBPF physicist Ronald Shellard

Bird flu on the Galápagos Islands

H5N1 virus detected in samples from birds found dead in the Galápagos Islands

More heat and cold, more workplace accidents

Workers suffer due to extreme high or low temperatures in the workplace

An unusual bromeliad

New species of bromeliad with hairy leaves challenges perception of these plants

Academic Jabuti

The Jabuti literary award will now have an academic version, with the first set to take place in mid-2024

Pre-Hispanic sculpture

Ritual table used in ancient Mayan ceremonies restored

A snake that squeaks

Snake found by students makes a sound like a chirp when defending itself

Underground canals in the desert

Map of 28,000 kilometers of underground canals in Morocco could help revitalize the water system for current inhabitants

Spiders, allies of men

The Brazilian wandering spider serves as inspiration for erectile dysfunction drug

Scars that last centuries

Storms on Saturn occur every 20 to 30 years and leave marks that last for centuries

X-ray of plant nutrients

X-rays measure concentration of micro- and macro-nutrients in plant leaves

Waiting for even more dire effects

Severe droughts in the Amazon could also cause sudden tree mortality

Chemical and symbolic elements