Why your foot calluses might be good for you

Before you take a pumice stone to your foot calluses just because they're unsightly, you might want to consider the idea that they are actually nature's shoes.

One of sunken warship Vasa's crewmen was a woman

When the human remains found on board the Swedish warship Vasa were investigated, it was initially determined that the skeleton designated "G" was a man. New research now shows that the skeleton is actually from a woman.

The extraordinary evolution of REVs

A new study by Anna Maria Niewiadomska and Robert Gifford, of The Aaron Diamond AIDS Research Center, New York, reveals that reticuloendotheliosis viruses (REVs), which originated in mammals, spread to birds as a result of ...

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