If you look on the back of your toothpaste container you will more likely than not find a long list of indistinguishable ingredients and a formidable warning: do not swallow. When you take a closer ...

Beth Harris, our favorite science educator, is back for another easy experiment to help fill the time before the kids go back to school after this long winter break. Beth Harris, our favorite science ...

Before we talk too much about homemade dog toothpaste, it’s probably worth looking at what’s in shop-bought dog toothpaste, and why. Most of the ingredients in shop-bought dog toothpaste are there to ...