20 century inventions

Science (04 Apr, 2007)
The most important inventions and discoveries of the humanity

An American Community of Scientists has issued their list of most important inventions and discoveries, which have changed or influenced the development of humanity. ...
comments (106)

2 votes

//107 Oct 21, 2009 09:46 AM | posted by: baddy

that's too good?

1 votes

//106 Oct 13, 2009 10:49 PM | posted by: kamrunnessa

they all are helpful and inspiring for the future invention.

3 votes

//105 Oct 02, 2009 07:53 AM | posted by: Vote

tell me wat the 5 invention is n reason why u chose it in order plz

Science (05 Jun, 2009)
Scientists Unearth Victims of Human Sacrifice During the Incas Civilization

Archaeologists working at the Chotuna-Chornancap camp in Peru found the remains of almost three dozen people that were sacrificed by the Incan civilization about six centuries ago. ...
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