Same card, same grade, different grading label? It's become enough to alter the overall value on the secondary market.

This article was reviewed by Darragh O’Carroll, MD. PSA and Testosterone: Are They Linked? Prostate-specific antigen (PSA) is ...

Sustained long-term safety data for tildrakizumab strengthens the positioning of IL-23 inhibitors as a preferred choice, ...

The recent announcement by PSA regarding delays in their recieving process has caused a stir among collectors, which has led to the consideration of alternative grading companies by collectors as well ...

A first edition Charizard card has been sold for $550,000, breaking the $420,000 record that has stood for nearly four years.

Forbes contributors publish independent expert analyses and insights. Dave Knox is a writer focused on startups, tech, innovation, and CPG. PSA, which authenticates and grades collectibles, has seen a ...

A Prostate-Specific Antigen (PSA) test is a procedure formed on men to detect prostate cancer. It is considered an effective means of cancer screening and can be used to monitor the effectiveness of ...

Pitchers don't get the love that hitters do in the card collecting hobby. However, pitcher cards are still some of the most valuable and sought-after among collectors. Some examples of high-demand ...

THIS YEAR, IT’S estimated that nearly 300,000 new prostate cancer cases will be diagnosed. While there’s no single test to detect prostate cancer, doctors commonly use the prostate-specific antigen ...

PSA's international expansion will take another step forward when the grading giant opens a receiving center in the London ...