Around the world, diseases such as malaria and tuberculosis (TB) continue to plague millions of people, causing severe illness and death. In recent years, scientists developed more effective drugs ...

Pennsylvania consistently ranks among the top three states in the country for reported Lyme disease cases each year.

Getting results from a blood test can take anywhere from one day to a week, depending on what a test is targeting. The same goes for tests of water pollution and food contamination. And in most cases, ...