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In Fat Chance, obesity doc Robert Lustig deconstructs the mythology on fat and exercise.
A new study says people may be sabotaging their diets in an unexpected way - through too little sleep.
New research weighs in on the efficacy of several popular weight loss diets, and finds that it's not so much what you eat, but how much of it.
Which is the true dietary villain -- cholesterol or carbohydrates? In this segment, Ira talks with science writer Gary Taubes about his new book, 'Good Calories, Bad Calories.'
New Year's resolution to lose the weight? We'll get the latest on research into obesity.
The nautilus, the “living fossil” of cephalopods, can uncover the origins of the...
Could a stash of ancient bones be the work of a giant cephalopod?
In less than a second, cephalopods can change the color, pattern and shape of th...
Biologist Sarah Zylinski studies how cuttlefish see the world by looking at thei...
\tWith its heavy outer shell, weak vision, and primitive brain, the nautilus lacks much of the excitement of the more flashy and cunning cephalopods. Yet a series of experiments by evolutionary biologists Dr. Jennifer Basil and Robyn Crook involving fish juice, blue lights, and mazes dispels the notion that this ancient species is incapable of basic learning and throws into question the origins of cephalopods' intellectual prowess.