You’ve probably heard microplastics are everywhere — in our brains, in our hearts, in possibly every single man on earth’s ...

Medical research is essential for advancing the understanding of health, diseases, and treatments. There are many types of studies that serve different purposes. Medical research, or health research, ...

A new study led by researchers at National Jewish Health provides quantitative evidence linking burn pit smoke exposure during military deployment to increases in harmful carbon-based particles in the ...

Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...

The largest-ever black-box study on the accuracy of bloodstain pattern analysis (BPA), a widely used forensic technique, has found concerning error rates and ...

This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...

MRI scans have allowed researchers to peer inside the human brain. And the technology is great at revealing damage from a stroke, or areas that light up when we see a face. But brain scan studies have ...

Adverse events during hospitalization are a major cause of patient harm, as documented in the 1991 Harvard Medical Practice Study. Patient safety has changed substantially in the decades since that ...