Sports card collectors normally chase the highest graded examples of the card they’re seeking, and they pay a pretty penny ...

This article was originally published on www.si.com/collectibles as 3 Essential PSA Graded Cards From 1963 Topps Football.

The state of New York is taking a new approach to warn people of the risk Spotted Lanternflies can pose to the environment.

A multinational study shed light on which sites to scan for early signs of the disease, but scoring system was less sensitive ...

Using PSA density before MRI cuts overdiagnosis while detecting clinically significant prostate cancer, but PSA density ...

The Philippine Statistics Authority (PSA) has called on all Filipinos to download and use their Digital National ID, as part ...