This article from WebMD provides a great background on corns and calluses. Focuses on what they are and what causes them. The site also has links to information on the symptoms, detection, treatment and prevention of corns and calluses.

Compare the traditional method of selective breeding with transgenic methods. Interactive activities on this site include breeding the largest ear of corn possible and engineering a "super crop".

Over time everything changes a little bit, just take a look at the theory of evolution. With the descent of biodiversity agriculturalists have developed a system using genebanks to maintain the crops that sustain the majority of the...

Grow corn and bean seeds and measure their comparative growth over time.

AgWeb.com provides the latest news in agriculture, as well as weather and market information, helpful agricultural tools, and more.