Unlike the last test you took in school, this one is fast and easy—and protects you from harm. An electrician explains.

Achalasia is a rare esophageal disorder that prevents food from reaching the stomach due to nerve damage. It causes ...

High-resolution esophageal manometry plays an essential role in diagnosing the highly prevalent esophageal motility problems in rheumatoid diseases.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

A thyroglobulin antibody (TgAb) test looks for certain antibodies that attack the thyroid. The presence of TbAb in high levels may indicate that someone has an autoimmune condition. To conduct a ...

Some people prefer the term “omnisexual” to “pansexual.” That's because the term pansexuality implies that attraction to people has nothing to do with gender. In contrast, people who ...

The creators of a new test called “Humanity’s Last Exam” argue we may soon lose the ability to create tests hard enough for A.I. models. Credit...Rune Fisker Supported by By Kevin Roose ...