Paul Smiths, NY, Jul 14, 2011 — This week, Martha Foley and Dr. Curt Stager continue their discussion about eggs, exploring the color and shape of birds' eggshells, from green, white and brown to pointy and ovoid.  Go to full article

Paul Smiths, NY, Jun 30, 2011 — Martha Foley and Dr. Curt Stager talk about why birds' eggs look the way they do.  Go to full article

Paul Smiths, NY, Nov 11, 2010 — While most color in nature is the result of pigments that reflect a particular wavelength of light, others colors are created by physical structures that scattter and interfere with light. Martha Foley and Curt Stager talk about one of nature's flashier displays--irridescent bird feathers.  Go to full article

Paul Smiths, NY, Oct 28, 2010 — The notion that all colors mixed together make white can be disputed by any child who has made a stew of his paint set, but that is what a prism shows us. Dr. Curt Stager and Martha Foley talk about colors, and how they differ to different eyes.  Go to full article