Science

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Wednesday, October 23, 2019

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Stem cells are CELLS found in all multi cellular organisms. They are characterized by the ability to renew themselves through mitotic cell division and differentiate into a diverse range of specialized cell types. Research in the stem cell field grew out of findings by Ernets A. McCulloch and James E. Till at the University of Toronto in the 1960s.

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What is Lightning?

Lightning is the phenomenon which accompanies the discharge of atmospheric charges from cloud to cloud or from cloud to earth. As lightning seeks the path of least resistance, it naturally tends to follow the shortest course between the cloud and the earth, such as buildings or towering projections.