Dance- May 24, 2007 Dance does not leave behind clearly identifiable physical artifacts such as stone tools, hunting implements or cave painting. It is not possible to say when dance became part of human culture. Dance has certainly been an important part of ceremony, rituals, celebrations and entertainment since before the birth of the earliest human civilizations. Archeology delivers traces of dance from prehistoric times such as Egyptian tomb paintings depicting dancing figures from circa 3300 BC and the Rock...http://mkoo.blogspot.com/2007/05/dance.html Biotechnology- May 24, 2007 Early cultures also understood the importance of using natural processes to breakdown waste products into inert forms. From very early nomadic tribes to pre-urban civilizations it was common knowledge that given enough time organic waste products would be absorbed and eventually integrated into the soil. It was not until the advent of modern microbiology and chemistry that this process was fully understood and attributed to bacteria.The most practical use of biotechnology, which is still...http://mkoo.blogspot.com/2007/05/biotechnology.html |