My tale is from the early days of my childhood and my desire to understand the gas lighter. When I was very young—somewhere between four and seven years old—at home appeared a gas stove and a gas ...

My mornings in IIT Kanpur, where I teach, are interspersed with sips of green tea, the longing calls of peacocks and peahens, and the purposeless barking of my neighbour’s dog. Often making things ...