the SAN FRANCISCO – And if the megalithic structures like Stonehenge, the Easter island statues, and the same pyramids the men had built with bare hands rather than invent extraordinary machines or massacre thousands of slaves and animals in the enterprise? A recent research by MIT, the Massachusetts Institute of Technology, shows that in fact might just be what happened. It’s all in the quality of the material that is used and on its point of balance. And if we don’t believe the researchers in Boston have created a series of practical demonstrations?