Anatomy of a Pizza

My colleagues have been using the McMush lab to test for the presence of macromolecules in a Happy Meal, but it honestly makes me gag, so I’ve been on the lookout for a replacement. Then today, I serendipitously found both this image and this resource!!! Pizza truly is the best thing ever.

pizza salad

Basically, in this activity, students dissect a slice of pizza and determine which food group each part comes from, the average portion size of each of the components, and then the caloric value of them.

The Saltiest Things in Life are the Unseen

We don’t just cry when we’re sad, but also when we’re happy, overwhelmed, stressed, even in the kitchen. Here’s the scientific proof that we have different tears for different cries: photographer Rose-Lynn Fisher collected her own tears and those of hundreds of other volunteers in various moods and ages over the course of a year and then photographed them under a light microscope. Here’s what she found our different tears look like:

tears in humans

Maybe it’s true what they say about crying… “The sweetest (or in this case, the saltiest) things in life are the unseen…”

Read more about her work and this study here.

When you burn off the fat, where does it go?

This is a great article by NPR on a question pertinent to most of us trying to lose that extra holiday ‘couple:

When you burn off the fat, where does it go?

I’ve used it as an introduction to macromolecules and cellular respiration, but it’s also a great side article that gets students thinking about what being on a diet and weight loss really is.