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THE CALCUTTA FIELDBOOKIdeas, experiments & things worth noticing.সুভ্র ঘোষ

From Calcutta, with curiosity.

Suvro Ghosh

Independent entrepreneur, maker and writer

I make things, explore how they work, and write about what I find along the way.

Explore the work Read the writing
Blue and ochre pigment spreading across textured paper, the cover artwork for Living Pigment Studio.
Living Pigment Studio
A red and gold Durga sculpture from Mrinmoyee, the browser-based sculpture atelier.
Mrinmoyee

Open an experiment. Follow an idea.

01 / Made & explored

Curiosity, put to work.

Some ideas need more than a page. Here are three ways I’ve given them a life of their own.

  1. The Strange Attractor Orchestra poster, with overlapping teal, amber and violet orbital paths on a dark field.
    01From the library / The Strange Attractor Orchestra

    Educational experiments

    Interactive Visualization Library

    Science, mathematics and computing, made explorable. Change a variable. Follow an unexpected result.

    Enter the interactive laboratory
  2. Textured blue, teal and ochre pigment washes spreading across warm paper.
    02A study in colour, texture and possibility

    Creative experiment

    Living Pigment Studio

    A browser canvas for pigments that spread, mix and dry. A creative approximation of paint, with room for happy accidents.

    Try the pigment studio
  3. The SuvroGhosh.IN publishing systemAn editorial illustration of a written idea becoming a discoverable page, from draft to the writing archive and a reader.SuvroGhosh.INA PLACE FOR IDEASAn idea,made readable.ESSAYS / EXPERIMENTS / EVERYDAY LIFE01 DRAFT02 DISCOVER03 READ
    03From a first draft to a reader’s next discovery

    Working website

    SuvroGhosh.IN Editorial Publishing System

    The quiet machinery behind this site: a home for long essays, curious experiments and the paths that connect them.

    Explore the writing archive

Built with care. Open to exploration.

More work & experiments

The illustrated shelf

Comics

Browse all comics

Featured comic / Science fiction · Horror

On a distant planet, dreams bring back the comforts a colony has lost. Then the sleepers begin to change. Marcy tries to keep the children awake as the ground moves beneath them.

Full colour 16 pages PDF

View comic & download
Front cover: an exhausted Marcy at a kitchen table with a yellow floral mug and a peach, the off-world colony beyond the window.
Front cover
Back cover: the story blurb above an empty kitchen table, yellow mug, peach and a fine pale thread.
Back cover

From the desk

Recent writing

All writing
  1. A weathered yellow Ambassador taxi and pedestrians on a wet Calcutta street beside the Hooghly River and Howrah Bridge, with a monolithic glowing data center towering through thick smog.

    Satire

    Negative Singularity in Calcutta

    A satirical meditation on technological stagnation, environmental collapse, and the absurd resilience of survival in a city that refuses to die.

    Essay Read

  2. A robotic cat and mouse face off on the rim of a giant toilet bowl while payment cards and coins swirl in a glowing vortex above a circuit-board city.

    Technology

    Fraud-Fu and the Great Algorithmic Toilet Bowl

    AI was catching fraud before chatbots. Now both sides have it, and a cheap way into cybercrime is no promise of easy money or a safe exit.

    Essay Read

  3. An empty rumpled bed beneath a spinning ceiling fan in a dim Calcutta room, with books on a desk and distant windows glowing amber.

    Raw

    Insomniac Pauper Invisible Man

    On sleeplessness, the poverty of being unseen, and the strange economics of free advice in a city that prices everything.

    Essay Read

  4. Knowledge Gap Atlas showing eight coloured topic islands, 59 concepts and full-input indexing statistics for a city-heat research example

    Visualizations

    Knowledge Gap Atlas — Find the Connections Your Notes Are Missing

    Map your essays and research notes. Follow source evidence, compare drafts with references, and build a research plan. No AI APIs or word quotas.

    Interactive essay 6 min Explore

A reader’s index

Five ways
into the work

A thread to follow, if you’re not sure where to begin. Each route brings a few related pieces together.

  1. Orientation

    Begin with the voice

  2. Healthcare IT

    Healthcare systems from first principles

  3. Science & mental models

    Science without ceremonial fog

  4. Place & memory

    Calcutta, close up

  5. Short fiction

    Fiction after dark

Explore all five paths

The notebook stays open.

Follow a little curiosity.

There’s always another idea to explore. Questions, corrections and thoughtful disagreements are welcome.

Need help with software or data? I also work with businesses on small, agreed projects.

Made with curiosity.
Rooted in Calcutta.