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.

Some pathogens hide inside human cells to enhance their survival. Researchers have uncovered a unique tactic certain bacteria use to spread in the body without being detected by the immune system. In ...

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 ...

How intracellular pathogens exit host cells is an important and overlooked topic in the study of host–pathogen interactions. This Review highlights the diverse strategies and specialized mechanisms ...

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 ...

Antimicrobial resistance is a growing issue in aquaculture. Researchers discovered that combinations of bacteria from live-feed microalgae are capable of inhibiting pathogens. A new study by Danish ...

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, ...