Issue # 328 _ June 2023
Cover
- Science takes a broader look at how to end hunger in Brazil
- In addition to poverty, studies are starting to look at bottlenecks in the journey food takes from farm to fork By Christina Queiroz
- Climate crisis impacts food production
- Rice and beans, two staples of the Brazilian diet, need to be made more resistant to drought and high temperatures By Christina Queiroz
Scientometrics
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Study evaluates the output of computer scientists who publish far more articles than their average colleague
Methodology created by a group from UFMG identified anomalous practices in some cases
By Fabrício MarquesANIMAL TESTING
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Regulation establishes guidelines on the use of animals in research and teaching in Brazil
At 1100 pages long, the new manual took a decade to produce
By Fabrício MarquesPhotonics
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Researchers create capsule to protect ultra-thin optical fibers
Device is designed for several types of sensors, such as those used to detect gas leaks
By Domingos ZaparolliOCEANOGRAPHY
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Pollution, loss of biodiversity, invasive species, and the impacts of climate change
By Carlos FioravantiMathematics
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Algorithm reduces uncertainty in proposition that has challenged mathematicians for nearly 100 years
By Marcos PivettaZOOLOGY
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Zoonomia project compares genomes in search of answers about evolution and health
Analysis of an unprecedented volume of data could provide insights into human diseases
By Gilberto StamFood
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Only a quarter of the average bottle of ketchup is tomato pulp
Study analyzed 25 brands of tomato sauce available in a town in the state of São Paulo
By Guilherme ElerSOCIOLOGY
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How many former prisoners reoffend after release?
Researchers calculate and attempt to reduce the country's criminal recidivism rate
By Diego Viana