Cycles of Change

Engineering practical systems and exploring the physical world.

A tea kettle whistles on a small gas burner inside a fourteenth-floor apartment in Beijing. An older woman places two porcelain cups on a low wooden table, arranges dried plums on a dish, and glides an armchair across linoleum flooring toward the doorway. She is not waiting for an adult son or a [...]
Walking through a neighborhood built before the Second World War feels distinct from navigating a modern subdivision. In historic quarters of cities like Atlanta, Georgia, or Chicago, older wooden houses sit close to sidewalks. A raised front porch spans each facade, complete with rocking chairs [...]
A man in his mid-thirties leaves for work before his neighborhood wakes. He returns after it sleeps. He knows no one within four blocks. His coworkers know his name because the badge says so. All three tethers are gone. Three conditions anchor a person to physical community. First: Presence, the [...]
Human social life exists along an evolving path of personal ties, casual meetings, and chosen solitude. People spend years building bonds with peers, discovering fresh voices through travel or work, and stepping back into quiet spaces. Each state provides distinct gains that shape how people [...]