Notes

Archaeology

Prehistoric representations of animals in the state of São Paulo

Recent research in São Paulo identified 58 archaeological sites with rock art depicting animals

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Entomology

Styrofoam-eating beetles

Kenyan beetle larvae can digest Styrofoam as part of a balanced diet

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Agriculture

New institute set to tackle citrus diseases

Research center aims to tackle diseases such as greening

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Public Health

Floods increase premature births

Floods increase premature births by 3% worldwide

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Environment

Quality of life in 142 cities

Zurich, Oslo, and Canberra top 2024 ranking of the world's 142 smartest cities

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Health

Concern about fragile bones

Fragility fractures affect 400,000 Brazilians per year

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Biotechnology

Nanofiber pollution filters

Biodegradable nanofibers increase the efficiency of air conditioning filters in vehicles

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Sociology

Crack users speak out

High levels of vulnerability in “Crackland,” where 69% of people are unhoused and more than 60% have recently experienced aggression

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Technology

Tree-planting capsules

Biodegradable tree seed capsules made of cardboard and starch improve germination

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Nutrition

Longing for cleaner air in your kitchen?

Air fryers generate less pollution than other frying methods

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Gambling

Pocket problem

Global losses from online gambling could reach $700 billion by 2028

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Animal Behavior

Heavy disperser

Manatees are important seed dispersers that help to maintain aquatic vegetation

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Geography

More mining in the Amazon

Industrial mining grew fivefold in Brazil between 1985 and 2022

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Public Health

Putting a stop to smoking

WHO launches first clinical guideline to help people quit smoking

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Evolution

Lice, the origin of the kiss?

Human kissing may have arisen through evolution of a hygiene habit among primates

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Astrophysics

A retouched image

Image of the Sagittarius A* black hole published in 2022 may not show its actual shape

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Mathematics

From Kumon classes to first scientific article

Student develops theorem that makes it simple to multiply numbers with repeating digits by nine

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Botany

Gourmet vanilla only for agoutis

Vanilla chamissonis seeds, indigestible by omnivores, are consumed only by agoutis

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Nutrition

The four requirements of a good diet

A healthy diet should be balanced, moderate, diverse, and adapted to individual needs

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Global warming

Research to protect the Congolian rainforest

Lack of researchers threatens rainforest conservation in Democratic Republic of Congo

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Technology

First aid in the palm of your hand

Mobile app gives caregivers and educators guidance on first aid for common accidents involving children

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Genetics

South Africa bans GM corn

South Africa cancels commercial approval of drought-resistant genetically modified maize

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Paleontology

Fossil helps understand how bird brains evolved

Skull from dinosaurs' time is exceptionally well preserved

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Climate change

Polar bears more exposed to pathogens

Rising temperatures in the Arctic increase infection risk for polar bears

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Retrospect

Historical spaces and fresh air

Cemeteries should be appreciated as historical, artistic, and environmental heritage

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Awards

Quickly mapping the rainforest

Brazilian team wins award at international competition Xprize Rainforest

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History

Life in an oasis during the Bronze Age

Remnants of a six-acre fortified city in Saudi Arabia indicate slow urbanism in the region

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Biotechnology

Artificial skin now complete

Researchers create lab-based equivalent of human skin using human cells and collagen bioink

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Retrospect

Final notes

Feature film based on notes written by literary critic Antonio Candido sheds light on the final years of his life

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Animal behavior

Brains connected by a look

Eye contact and affection strengthen bond between dogs and humans

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