PSA, the biggest authenticator of trading cards, has for years had a major loophole that left counterfeit cards appearing to ...

The 1961 Fleer Wilt Chamberlain, previously in an SGC 10 slab and purchased in a private sale via Goldin Auctions, has been ...

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 ...

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 ...

PSA quietly announced a change to its labels on Thursday with a familiar format making a return. In a post to Twitter/X on Thursday, PSA President Ryan Hoge announced that the company would be ...

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 ...

Investigators compared PSA90 response between new users of apalutamide vs abiraterone for mCSPC using a large US cohort.

While the benefits of screening tests for cervical cancer, breast cancer, and colorectal cancer are widely accepted, screening for prostate cancer remains controversial to some. The main screening ...