In 1959 a computer scientist named John Backus invented a notation for describing the grammar of programming languages. It is called Backus Naur Form, and it is one of the foundational tools of modern computer science. Every programming language you … Read More
5 Senses Tours
The Building in Kolkata That Produced Six Bengali Scientists Who Changed the World
There is a building on College Street in Kolkata. It was built in 1875. Its architecture is the confident Victorian Gothic of a colonial institution that expected to last. Tall windows. High ceilings. A sweeping central staircase. A Baker Laboratory … Read More
Mumbai to Pune Heritage Tour: Victorian Railway That 42,000 Workers Built
Every time a train leaves Mumbai and climbs through the Western Ghats toward Pune, it is using a railway line built between 1856 and 1863 by 42,000 workers on one of the most audacious civil engineering projects of the 19th … Read More
Heisenberg Tagore Kolkata: When the Uncertainity Principle met the Upanishads
On the afternoon of October 4 1929, a 28-year-old German physicist arrived at the house of a 68-year-old Indian poet in Kolkata. The physicist was Werner Heisenberg. Two years earlier he had published the uncertainty principle, one of the most … Read More
Ancient Karnataka Mathematicians: The Zero, Calculus, Algebra and a Code Still Unbroken
In 1150 CE a mathematician in Bijapur wrote the foundational concepts of differential calculus into a Sanskrit verse. Isaac Newton was born five hundred and fourteen years later. In 850 CE a Jain scholar at the court of a Karnataka … Read More
Nilgiri Mountain Railway: The UNESCO Toy Train Guide to India’s Blue Mountains
In 1854 a British engineer looked up at the Nilgiri Hills and proposed building a railway to the top. His superiors said no. He proposed it again. They said no again. He proposed it a third time. No. A fourth … Read More
Baba Baidyanath Jyotirlinga: The Extraordinary Story of the Only Place Where Shiva and Shakti Are United Forever
There are twelve Jyotirlingas in India. There are fifty-one Shakti Peethas. And there is only one place in the entire world where both exist simultaneously within the same sacred complex. Baba Dham Deoghar Temple is the only place in the … Read More
Ancient India Trade Routes: The 2000-Year-Old Document That Proves Vasco da Gama Did Not Discover India
Explore ancient India trade routes documented 2000 years ago. The Periplus proves India’s ports were globally connected long before Vasco da Gama arrived
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Channapatna Toys Tour From Bangalore: The Tiger King’s Gift to the World That Michelle Obama Bought and Barack Obama Received
The toys have a story that begins with a king who was called the Tiger of Mysore. In the last decade of the 18th century, Tipu Sultan, the most formidable military adversary the British East India Company ever faced in … Read More
Bodhgaya Buddhist Pilgrimage Tour: The Complete Guide to the Most Sacred Site in the Buddhist World
Plan your Bodhgaya Buddhist pilgrimage tour covering the Mahabodhi Temple, Bodhi Tree, Rajgir and Nalanda with 5 Senses Tours. The complete sacred India guide. … Read More