Polar bears face mounting challenges in a changing, warming world, mostly related to their waning wintery wonderland habitats. But they may be increasingly infected with germs and parasites, too.

Humans have been getting infected by ancient bacteria and viruses for at least 37,000 years. Now, for the first time, pathogen DNA has uncovered a pivotal disease "turning point" that happened 6,500 ...

Leafy greens, lettuce, cantaloupes, mangoes and strawberries. These are just some of the foods that have sickened or even killed people when they were contaminated with foodborne pathogens such as E.

The RIT Environmental Health and Safety (EH&S) Department has developed a Bloodborne Pathogen Exposure Control Program to ensure the protection of faculty, staff, students, and visitors who put ...

Reminders that Covid-19 has not gone away pop up from time to time, even if the world seems to have moved on. More than 40 athletes at the 2024 Olympics in Paris have tested positive, highlighting a ...

A pathogen is a living thing that causes disease. Viruses and bacteria can be pathogens, but there are also other types of pathogens. Every single living thing, even bacteria themselves, can get ...

Scientists are hard at work trying to assess the scale of our microplastic pollution problem and the likely health impacts. A ...

Sébastien Calvignac-Spencer searches museum jars for genetic traces of flu, measles and other viruses. Their evolutionary stories can help treat modern outbreaks and prepare for future ones. Like many ...

The fungus Hemileia vastatrix strikes a plant on a coffee farm in Aquires, Costa Rica. Edwin Remsberg via Getty Images The agricultural impact of climate change would be a little more straightforward, ...