Sources of snow

snowflakeTara C. Smith at Aetiology points out that new research is discovering new facts about things as old and simple as snow. Microbes floating in the atmosphere form nuclei on which water accumulates and turns to snow or rain.

Scientiae blog carnival

logo Scientiae science blog carnival

The blog carnival Scientiae is one year old.

Book: The Unfolding of Language

This looks like an interesting book: The Unfolding of Language by Guy Deutscher.

logo-evo-language-med.jpg“Language is mankind’s greatest invention – except of course, that it was never invented.” So begins linguist Guy Deutscher’s investigation into the evolution of language. No one believes that the Roman Senate sat down one day to design the complex system that is Latin grammar, and few believe, these days, in the literal truth of the story of the Tower of Babel. But then how did there come to be so many languages, and of such elaborate design?