When does architecture become alive?

Reading Florence's Growth

The idea behind this publication began with studying medieval architecture history, and Florence became the case that showed it most clearly. The city started as a walled Roman settlement. As it grew, people kept settling just outside the gates — where roads, trade and movement concentrated — until those settlements were dense enough that a new, larger circuit of walls would be built to enclose them, folding the outside back into the city. The new walls rarely traced the old shape; they rotated and reached out toward wherever that pressure had built up. This happened again and again over the centuries — Florence was rebuilt outward roughly half a dozen times. Seen as a pattern across time, rather than a single map, it reads less like a plan and more like the behavior of a living organism.

That observation led toward Japanese Metabolism, and Kisho Kurokawa's attempt — sixty years ago — to design buildings explicitly as organisms, with structures and parts on different lifespans. It led further to Makoto Sei Watanabe's Induction Design, laid out in his 1994 book of the same name: instead of designing a building directly, Watanabe converted a project's requirements into an algorithm, then let a computer generate and evolve variations that solved those conditions — an approach he built into Tokyo's Iidabashi subway station, one of the first structures anywhere shaped by a program rather than drawn by hand. It pointed to something bigger than any one project: that the intersection of technology and biology might be less a stylistic choice than a genuinely more sustainable way to build — technology used not to distance architecture from nature, but to bring it closer.

Reconnecting these threads made one thing clear: none of it was isolated. Researchers and designers across different periods and disciplines — Neri Oxman's work at the intersection of design and biology among them — kept arriving at versions of the same idea independently, some addressing pieces of it, others building bigger, encompassing theories around it. That's the wider body of research this publication investigates: architecture, biology, systems theory and emerging technology, pushed toward one underlying question — how far the separation between city and nature can actually blur.

A Framework, Not a Claim

The Living Cities does not claim that buildings are literally biological organisms. Characteristics of living systems — metabolism, growth, response to stimuli, adaptation, homeostasis — provide a framework for investigating where architecture may be heading, as sensing, artificial intelligence, robotics and biotechnology give buildings capacities once exclusive to biology.

The long-term question is whether architecture can evolve from something that primarily consumes and separates us from natural systems, toward something that actively participates within them.

Evidence, Argument, Knowledge

The Living Cities researches, evaluates and connects real evidence (Explore), argument (Ideas) and knowledge (Library) into one ongoing investigation — prioritizing credible sources and original interpretation over content volume. Not every project marketed as "sustainable," "smart" or "biomimetic" earns a place here: the standard is what a project or piece of research actually does, not how it is described.

How This Publication Works

Sources are prioritized roughly in this order: peer-reviewed research, universities and research institutions, original papers and official project documentation, books by recognized researchers, and — only where useful — quality journalism and commentary. Claims are traced back to their original source wherever possible, and emerging technology is classified honestly by maturity rather than presented as more established than it is.

Corrections, disagreements and research submissions are welcome — reach the editorial team through the Contact page.