Need to scan family photos, piles of documents, or expense receipts? Our experts have tested the best options for every scanning scenario. Since 2004, I have worked on PCMag’s hardware team, covering ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Supplemental Instruction is an academic assistance program providing regularly scheduled out-of-class, peer-led study sessions for challenging courses. The free sessions, open to all students in ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Cannabis drug tests measure tetrahydrocannabinol (THC) and its metabolites, which can stay in your body long after the “high” fades. Detection ranges from hours in blood or saliva to weeks or months ...