My mother is 94 and unhappy in the assisted living facility so I plan to bring her back to her house and take care of her. However, I have a big problem in that there are several steps to walk up to ...

"Landreau et al. estimate that Egyptian builders could have captured between 4 million and 54 cubic meters of water over the two or three decades it took to complete the Step Pyramid." "Landreau et al ...

The ingenuity of ancient Egyptian engineers may have been even more ahead of their time than we thought. A new study suggests a currently unexplained ancient structure may have been part of a water ...