New data with longer-term follow-up suggest that PSA screening probably lowers prostate cancer mortality — but experts stress ...

The PSA Sabre AR-10 is a rifle that’s built in the style of designated marksman rifles like the Knight’s Armament M110. AR-10s have been around even longer than AR-15s, but in modern form, they aim to ...

Hey, collectors, here's another thrilling story of the day. The card market just experienced a massive shake-up that immediately alters your submission plans. Professional Sports Authenticator dropped ...

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 ...

The most popular grading company in the hobby has seen a monumental increase in submissions, including record-breaking numbers so far in May. After experiencing what they have called unprecedented ...

Persistent prostatic specific antigen (PSA) represents a poor prognostic factor for recurrence after radical prostatectomy (RP). However, the impact of persistent PSA on oncologic outcomes in patients ...

In this blog we will discuss everything going on at PSA. The sudden PSA pause impact on resellers completely alters secondary ...

Since there's a lot of chatter in here about Leopard and the official launch is tonight, I thought it would be a good time to remind you guys that John Siracusa's Leopard review will be published on ...