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tuput: an independent magazine on Indian history, travel, AI, robotics and the environment

Indian history, travel, AI, robotics and the environment: researched, cited, and written to actually be worth your time.

01 · The Lead
Indian History

The Indian City That Had Flushing Toilets 4,500 Years Before Your Apartment Did

Grid streets, covered sewers, and private bathrooms in 2500 BCE, and an empire that seems to have run without kings. Inside the Indus Valley's quiet genius.

The tuput Editors · Jun 16, 2026 · 4 min read
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02 · Editors' Picks Start here →
03 · The Briefing All briefings →
04 · The Slate All articles →
Indian History

Europe Went Looking for India's Pepper and Cinnamon. It Found America by Mistake.

In 1492 Columbus carried samples of cinnamon and pepper across the Atlantic and showed them to everyone he met. Six years later the Portuguese reached the coast where the pepper actually grew, and the king's officials laughed at their presents.

Sep 27, 2026 · 9 min read
Artificial Intelligence

Your AI Prompt Uses About Five Drops of Water. That Is Not the Number You Should Be Worried About.

Google says one Gemini prompt costs 0.24 watt-hours and five drops of water. Both numbers are real. Both are also close to useless for answering the question people are actually asking.

Sep 27, 2026 · 5 min read
News

India Wired 21,801 km of Railway Before 2014. Then It Wired 48,000 km More in 12 Years.

Only 269 route kilometres of India's broad gauge railway still run without overhead wires. The record pace that got it there, the solar plants now feeding the wires, and the 12,000 horsepower engines built in Bihar.

Sep 27, 2026 · 6 min read
News

Indian Railways Charges You ₹57 for a Ride That Costs ₹100. It Still Pays Its Own Bills.

For every ₹100 it spends carrying you, the railway gets ₹57 back from your ticket. Goods trains hauling coal cover the rest, and the books still close in surplus.

Sep 27, 2026 · 6 min read
Indian History

Lord Curzon Cut Bengal in Two in 1905. Tagore Answered With a Song That Became Bangladesh's Anthem

In 1904 a British official admitted in a confidential note that a united Bengal was a power, and that dividing it was one of the merits of the plan. The viceroy carried it out. Six years later the empire had to undo it.

Sep 27, 2026 · 9 min read
Indian History

'Too Good a Plum': Lord Dalhousie Picked Off Indian States for Eight Years. Fourteen Months After He Left, the Revolt Began

When the Raja of Nagpur died, the Governor-General wrote to a friend that the kingdom was worth £400,000 a year and he meant to keep it. Eight years of annexation in his own words, and what came of them in 1857.

Sep 27, 2026 · 9 min read
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