Five ways to bring holiday cheer into your classroom, the scientific way

December marks the beginning of many celebrations. There is Hanukkah, Christmas, Kwanzaa, Las Posadas, St. Lucia Day, Festivus and New Year's, to name a few. Plus, many people celebrate the winter or summer solstice, depending on which hemisphere you reside…

By popular demand: edible electrophoresis!

As you should remember, agarose gel electrophoresis is a technique that uses electricity and a porous gel matrix to separate DNA (and other molecules) into discreet bands based on size, shape, or charge. The agarose gel used to separate the…