Erin Garcia de Jesus

Passengers at four major U.S. airports will now be tested for over 30 pathogens through a mix of wastewater testing and voluntary nasal swabs.

An analysis of dogs in the United Kingdom found that breeds like miniature dachshunds have the longest life spans while bulldogs have the shortest.

Early results from 20 people with opioid use disorder raise hopes that popular weight-loss drugs like Wegovy can tackle opioid addiction, too.

In 1974, a computer program helped researchers search for promising cancer drugs. Today, AI is helping speed up drug discovery.

Brazilian flea toads are neither a flea nor a toad, but they are almost flea-sized. The frogs are small enough to fit on a pinkie fingernail.

H5N1 has wreaked havoc on birds around the globe and occasionally made the jump to mammals, including cows. The risk to people remains low.

Tests on brain organoids suggest the disease-causing prions face a tough barrier to infect people, but ruling out transmission is a difficult task.

As climate change makes heat waves more frequent and intense, older adults, pregnant people and others are at higher risk for heat-related symptoms.

H5N1 turning up in cow milk was a big hint. The virus circulating in U.S. cows can infect the mammary glands of mice and ferrets, too.

Although H5N1 and its relatives can cause mild disease in some animals, these viruses are more likely to infect brain tissue than other types of flu.