A PCR test detects the actual genetic material of the virus and involves a step that amplifies the presence of any material ...

At-home tests of the gut's microbiome are trending, but doctors say the technology is getting ahead of medical knowledge.

The Galleri test, by American company GRAIL, can detect over 50 types of cancerous DNA with a simple blood test. How the cancer screening test works.

Slow internet can be a significant disruption to work, streaming, and gaming, affecting millions of users worldwide. Recent ...

In TODAY.com's Never Have I Ever series, a registered dietitian explains what to do instead of spending money on these tests.

An expected amendment will ensure students aren't penalized for a question on Ohio's State Tests that was graded incorrectly.

Ryan Preece praises NASCAR’s 750-hp short track package after the opening day of a tire test at Bristol aimed at improving ...