Newspapers serve as a snapshot of time, recording the world as it stood on a specific day in history. You might be saving an article about your grandfather, or your child's birth announcement. Maybe you won the science fair, or had a record time in the relay race. Unfortunately, it doesn't take long before the paper starts to look brittle, and not much longer until it's coming apart.
Makestuff.com has these instructions on how to preserve newspaper clippings. All you need it one magnesia tablet and club soda. Here's how they suggest you make the preservation solution.