Paper or Plastic?

This is a brief overview of the manufacture of paper and of plastic, and is not intended to be comprehensive, or a chemistry class.  It was original posted on the SWIFT blog of the James Randi Educational Foundation website (… Read More ›

Quality Qualters

People assume it takes millions or billions to be able to collect art.   We all have images of collectors quietly raising numbered paddles ,or nodding their head, as they bid in million dollar increments at Sotheby’s auction house.  It’s… Read More ›