Biologist Kathy Willis spoke to Live Science about how touching wood makes us calmer, why looking at a picture of a savanna ...

Can popping zits in this area cause infection and even death? Dermatologists weigh in on the viral claims, and how to take ...

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 ...

SIM cards have been an integral yet forgettable aspect of owning a smartphone over the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

A physician assistant (PA) is a health care professional who works with doctors and gives medical treatment. You can find physician assistants in virtually all primary care and specialty medical ...