Cycles of Change

Engineering practical systems and exploring the physical world.

Halloween in the United States grew in layers. Each group that touched the holiday left something behind for the next group to build on. Old church customs for the dead, Irish and Scottish folk games, small-town pranks, suburban family life, candy ads and modern retail all added a piece. These [...]
We are students. We come from farming families. Our homes are in the global south, located in the highlands, the river valleys, the dry plains, and the forest margins. Our parents and grandparents grow food. They know the soil, the rain, the seed, and the season. They know what we need to eat and [...]
The Church of the Holy Sepulchre in Jerusalem is a sacred place for Christians. It marks where many believe Jesus was crucified and buried. For hundreds of years, keeping this site safe has relied on a special plan. Two Muslim families, the Nusseibehs and the Joudehs, are the keepers of the church [...]