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Issue # 331 _ September 2023

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Cover

July was the hottest month in recent history and broke temperature records
Global warming shows no signs of letting up, causing forest fires in the Northern Hemisphere’s summer and a mild winter below the Equator By Marcos Pivetta
Urban heat islands make even small and midsized towns warmer
Temperatures can vary by as much as 10 degrees Celsius between areas covered by concrete and neighborhoods with more vegetation By Marcos Pivetta
Temperature variations may cause five million deaths per year
The number is equivalent to 9.5% of all global deaths, with 75% of fatal victims living in Asia and Africa By Marcos Pivetta

Interview

Guita Grin Debert: The distinct phases of womanhood

A scholar of the issues surrounding gender and aging, anthropologist Guita Debert is now investigating the problems of elder care and dependent old age By Ana Paula Orlandi

 

Sections

Data

Editorial

Good practices

Notes

Obituary

Photolab

Research Itineraries

Retrospect

Small Business Innovative Research (PIPE)

 

INDICATORS

Brazilian scientific output suffers decline

Databases show that the number of articles published by scientists in Brazil fell for the first time since 1996

By Fabrício Marques and Christina Queiroz

GENDER

More women in the innovation ecosystem

Support networks seek to increase female involvement in technology-based entrepreneurship and Brazil’s intellectual property protection system

By Carla Zimmerman

SCIENCE OUTREACH

Theater company highlights women scientists

YouTube web series and plays include Brazilian and foreign researchers

By Letícia Naísa

IMMUNOLOGY

Studies identify actions of immune cells that harm the body during sepsis

Erroneous response by the immune system as a result of an infection affects 420,000 people per year in Brazil and kills 230,000

By Ricardo Zorzetto

EPIDEMIOLOGY

Falls in uptake of the MMR vaccine occurred at different rates between 2006 and 2020

The declines were greater in poorer municipalities and more intense during the economic crisis and the beginning of the COVID-19 pandemic

By Giselle Soares

HEALTH

Early puberty

Maternal and paternal heritages play equal role in genetic disorder causing premature onset of puberty

By Laura Tercic

ECOLOGY

Humans prey on more species than 19 other large carnivores

Almost 15,000 vertebrates are impacted by human activity through hunting, fishing, or capture for breeding in captivity

By Felipe Floresti

GEOLOGY

Rain, erosion, and dams have shaped the São Francisco river over the last 90,000 years

Previously winding and shallow, the river has straightened and deepened

By Carlos Fioravanti

ASTROPHYSICS

Artificial intelligence helps distinguish spiral galaxies from elliptical ones

AI algorithms classify 160,000 groups of billions of stars from images obtained by a Brazilian robotic telescope

By Marcos Pivetta

COMPUTING

The challenges of regulating artificial intelligence

Brazil, Canada, and Europe are working on legislation to reduce the risks of improper use of AI programs and applications

By Sarah Schmidt

BIOTECHNOLOGY

Tilapia skin could be used to treat corneal injuries in dogs

Used as a bio-dressing, the collagen-rich material stimulates cell regeneration and accelerates healing

By Yuri Vasconcelos

NEW MATERIALS

E-clothing

Researchers develop boots, gloves, and special fabrics that can generate heat, recharge smartphones, and even morph into touchscreens

By Sarah Schmidt

DEMOGRAPHY

Census provides unprecedented data on quilombola and Indigenous populations

Due to methodological changes, more advanced technology, and increased levels of self-declaration, survey shows that traditional peoples have experienced a process of rebirth

By Christina Queiroz

ARCHIVAL SCIENCE

In times of digitalization and diversity, FGV CPDOC turns 50

Institution created in 1973 to house the Getúlio Vargas archive wants to expand the involvement of women and seeks new forms of classification

By Diego Viana

LITERATURE

New edition of diaries and research reinvigorate the memory of Lúcio Cardoso

The writer with a contradictory personality also dedicated himself to cinema and theater

By Francesca Angiolillo
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