LND topic: disease-transmission page 1

disease transmission

Mosquitoes' Changing Diet: Humans as the New Target

January 20, 2026

The Atlantic Forest in Brazil is shrinking fast. Farming and building have taken over most of it. This is bad news for animals and plants. But it's also changing the behavior of mosquitoes. Scientists did a study. They caught 1, 714 mosquitoes. These were from 52 different types. They found that ma

health

Mapping Tuberculosis Hotspots in Brazil: A 13-Year Journey

January 9, 2026

Tuberculosis (TB) is a sneaky disease that spreads through the air. It's been around for a long time, but it's still a big problem in many places, including Brazil. To fight it, we need to know where it's hitting hardest. That's why researchers took a close look at how TB spread across Brazil from 2

health

Plague in California: What You Need to Know

August 20, 2025

Plague, a disease that might sound like something from history books, has made a recent appearance in California. A person in South Lake Tahoe has tested positive for this bacterial infection, likely after a flea bite during a camping trip. This isn't an isolated case either; just last month, someon

environment

Climate Change and the Spread of Biting Midges

February 17, 2025

Biting midges, especially those in the Culicoides family, are more than just a nuisance. They can cause allergic reactions in horses and spread serious viruses like bluetongue and African horse sickness. Scientists are using advanced technology to understand and predict where these midges will thriv

health

Unmasking COVID-19: The Hidden Spread

February 13, 2025

The COVID-19 pandemic has been a tough nut to crack for traditional disease models. Why? Because it's sneaky. It can spread without symptoms, hide in plain sight, and mess with how we interact with each other. Imagine trying to track a ghost. That's what epidemiologists were up against. The

health

A Worrying Spread: Bird Flu in Nevada Dairy Farms

February 6, 2025

In a notable development, six dairy farms in Nevada have been identified with a new strain of the H5N1 bird flu virus. This strain, called D1. 1, is different from the one that has been seen in other dairy herds across the US, specifically B3. 13. D1. 1 has previously only been found in birds and pe

health

Rwanda Says Goodbye to Marburg Outbreak

December 21, 2024

Rwanda and the World Health Organization have announced that the Marburg virus outbreak in the country is officially over. No new cases have been reported in recent weeks, which is a promising sign. The outbreak began on September 27 and resulted in 15 deaths and 66 cases. Most of the affected indiv

science

Livestock Trading: Welfare Wins, Health Losses

November 21, 2024

Imagine you're a farmer with a sick cow. Should you sell it? That's the question researchers tackled, using a mix of models and simulations to figure out the welfare impacts of trading sick livestock. They started by building a theoretical model to understand when and why trading sick animals could