Lou Brock's high grade PSA cards from the 1960's

From his 1962 Topps Star Rookie card to some of his mid-1960s Topps cards, each one reflects both his on-field excellence and ...

Victor Wembanyama cards are hot, which are being graded the most?

With the Panini Prizm brand being held in high esteem by basketball collectors, it's not surprising that the next most graded ...
AZoNano

The PSA Series of Laser Diffraction Particle Size Analyzers

Let us help you with your inquiries, brochures and pricing requirements Request A Quote Download PDF Copy Request A Quote Download PDF Copy Request A Quote Download ...

Shohei Ohtani card values are skyrocketing — is it time to sell?

The best way to describe the ceiling for Shohei Ohtani’s baseball card market might be as “breakable,” as he’s established ...
Medscape

PSA and Prostate Cancer: Between Guidelines and Practice

The use of prostate-specific antigen (PSA) testing for prostate cancer screening remains the subject of scientific debate. Experts are unable to agree on how to balance the benefit of such testing ...