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News from Latin America

Updates every hour. Last Updated: 26-Oct-2026 05:16 ET (26-Oct-2026 09:16 GMT/UTC)

Models to predict dengue, zika and yellow fever outbreaks are developed by researchers

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

Scientists will monitor areas in which these diseases are endemic, such as São Paulo, the Amazon, the Pantanal and Panama, to investigate the factors that trigger outbreaks (monkey being examined in Manaus área.

Journal: Emerging Topics in Life Sciences
Funder: São Paulo State Research Support Foundation (Brazil). Geochronologic research at the MIT Isotope Lab

First DNA extracted from modern, ancient and fossil tropical shells

Smithsonian Tropical Research Institute
Peer-Reviewed Publication

The next time you eat seafood, think about the long-term effects. Will consistently eating the biggest fish or the biggest conch, mean that only the smaller individuals will have a chance to reproduce?

Journal: Molecular Ecology Resources

Increasing temperatures will hit meat and milk production in East Africa

The Alliance of Bioversity International and the International Center for Tropical Agriculture
Peer-Reviewed Publication

Heat stress will detrimentally impact future livestock production in East Africa without urgent adaptation measures.

Journal: Nature Food
Funder: CGIAR Trust Fund, CGIAR Research Program on Livestock, Deutsche Gesellschaft für Internationale Zusammenarbeit, Programme for Climate-Smart Livestock (PCSL), Helmholtz Society Program 'Earth andEnvironment'

South American lizard's blood pressure mechanism is more efficient at cool temperatures

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

The black and white tegu lizard, which depends on external environmental factors to regulate body temperature, can survive swings between 15 and 35 degrees Celsius in a single day while keeping blood pressure steady.

Journal: PLOS One
Funder: São Paulo State Research Support Foundation (Brazil). Geochronologic research at the MIT Isotope Lab

Is odor the secret to bats' sex appeal?

Smithsonian Tropical Research Institute
Peer-Reviewed Publication

A literature review revealed that odor-producing glands and tissues in bats may play a prominent role in mating behavior

Journal: Mammal Review
Funder: Smithsonian Tropical Research Institute, Universidad de Los Andes (Venezuela) and Boston University

Application of potassium to grass used as cover crop guarantees higher-quality cotton

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

In an article, Brazilian researchers show that besides simplifying operational logistics and improving production, fertilization of the grass used as a cover crop can reduce fertilizer use in the long run.

Journal: Scientific Reports
Funder: São Paulo State Research Support Foundation (Brazil). Geochronologic research at the MIT Isotope Lab

Lung ultrasound helps predict COVID-19 patient outcomes

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

Brazilian researchers applied an examination protocol based on an analysis of 12 lung regions to 180 severe patients and found that the higher the lung ultrasound score the greater the risk of ICU admission, intubation and death.

Journal: Annals of Intensive Care
Funder: São Paulo State Research Support Foundation (Brazil). Geochronologic research at the MIT Isotope Lab

Scientists create flexible biocompatible cilia that can be controlled by a magnet

Fundação de Amparo à Pesquisa do Estado de São Paulo
Peer-Reviewed Publication

Filaments made of polymer-coated iron oxide nanoparticles are obtained by exposing the material to a magnetic field under controlled temperature. The applications are myriad and include transporting substances into cells or directing fluids.

Journal: The Journal of Physical Chemistry C
Funder: São Paulo State Research Support Foundation (Brazil). Geochronologic research at the MIT Isotope Lab

Baby vampire bat adopted by mom's best friend

Smithsonian Tropical Research Institute
Peer-Reviewed Publication

The strong relationship formed between two female adult vampire bats may have motivated one of the bats to adopt the other's baby.

Journal: Royal Society Open Science

New study finds cage-free egg-laying hen mortality declines over time

Publicase International
Peer-Reviewed Publication

New research published today in the journal Scientific Reports based on the largest-to-date analysis of commercial data on egg-laying hen mortality finds that survival rates in higher-welfare cage-free housing systems increase over time as managers gain experience and knowledge accrues. These findings will reframe the debate on the welfare of laying hens and on the evolution of the egg industry.

Journal: Scientific Reports