Full Show: Trying to Keep Up

First, it might be tough to keep up with your New Year’s resolutions - especially if they have to do with dieting. But here’s some good news: some fats may be a lot better for you than you think and calorie counting isn’t all it’s cracked up to be. We take a look at the latest developments in nutrition science, and explain what it all means for your waistline.

Then, we take a trip on the high seas and ask the question: How did America become such a dominant figure in global trade? As author Steven Ujifusa explains, you can thank some daring fortune hunters - and 19th-century clipper ships.

Next, if you open up your closet, you might notice your clothes aren’t much different from what your grandparents wore. Shirts? Check. Dresses? Check. Pants? Double check. But what if someone combined technology and clothing, like jackets that adapt to your body temperature? We meet the hackers who are doing just that.