Planes, Trains, Automobiles: Which is Better for the Earth?
December is a popular month to travel because of the holidays. Some of that travel is not helping the environment. Valerie Smock explains which mode of transportation is best for the Earth.
Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal. Violeta Yas receives a lesson on how vague the term "waterproof" can be.
Natural Selection: The Evolution of the Influenza Virus
Last year�s flu shot will not protect from the newest variations of the flu virus, which is why it is so important to get a flu shot every year. In this week's Health Front Marja Martinez explores which strains will be most common during the 2012-2013 Influenza season.