The scientist who discovered the SRY gene test that the International Olympic Committee is now relying on to determine athletes' eligibility for women's events says it should not be used in such a ...

Using a VPN, or virtual private network, is one of the best ways to protect your online privacy. We review dozens every year, and these are the top VPNs we've tested. I’ve been writing about ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

What is allergy patch testing? Allergy patch testing screens substances to determine the cause of an allergic skin reaction. Patches with different suspected irritants (allergens) are applied to a ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Lea Uradu, J.D., is a Maryland state registered tax preparer, state-certified notary public, ...

Let's start with what we know: marketing researchers have found that two distinct types of customers respond in starkly different ways to negative publicity. Customers with a low commitment to a brand ...

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 ...

The day your car won’t start isn’t the best time to shop for a new car battery. But according to our research, that’s exactly what most people do. You’ll probably have to replace the car battery once ...