Add Yahoo as a preferred source to see more of our stories on Google. We use strawberry jam as an example to explore the underlying principles of water activity, a key technique for food preservation.

We use strawberry jam as an example to explore the underlying principles of water activity, a key technique for food preservation.

After a long winter, strawberries are one of the first fruits that pop up at farmers markets, signaling the beginning of spring and the impending summer produce season. Turning the juicy red berries ...

Summer might be over, but that doesn't mean we can't still jam. As we welcome fall with open arms and a closet full of chunky sweaters, we also get to usher in the opportunity to smear apple jelly on ...

For those of us in northern climates, strawberries are the first tangible evidence that summer has truly arrived. These fragile berries, filled with water and sugar, are beloved both by people and by ...