kategorisindeki haberler
  • How Many Known Chemical Elements Are There?

    How Many Known Chemical Elements Are There?

    28 March 2011

    There are 118 known chemical elements as of 2011.First element on the periodic table is Hydrogen the latest one is Ununoctium. The table contains 118 chemical elements whose discoveries have been confirmed. The first 94 are found naturally on Earth, and the rest are synthetic elements that have been produced artificially in particle accelerators.

  • How Many Genes Are There in Human Body?

    How Many Genes Are There in Human Body?

    27 March 2011

    There are approximately over 30,000 genes in the human body. In 2001 the Human Genome Project, a consortium of over 1000 scientists worldwide, finished sifting through the 3 billion bits of DNA in each human cell to map the ordering all of the human genes.

  • How Many Hungry People Are There in the World ?

    How Many Hungry People Are There in the World ?

    26 March 2011

    FAO estimates that globally 925 million people are undernourished  in 2010. Most of the wold's hungry live in devoloping countries, where they account for 16 percent of the population.The region  with most undernourished people continues to be Asia and the Pasific.The proportion of undernourished people remains highest  in sub-Saharan Africa, at 30 percent in 2010.

  • How Many States Are There in the United States of America ?

    How Many States Are There in the United States of America ?

    25 March 2011

    There are 50 states in United States of America.United States comprises 50 constituent states and one district. It is located on the North American continent. When the country gained independence from the rule of Great Britain, it had only 13 states. Between 19th and the 20th century, United States expanded across the North American continent […]