Image created by Google Gemini The humid air of Surat usually smelled of salt and diesel, but inside the laboratory of Harishbhai Shah, it smelled of ozone and machine oil. Harishbhai was not a traditional diamond merchant. He never sat on a white floor cushion with a magnifying glass, niggling over the clarity of a stone. He was a man of the machine. Specifically, a compact, affordable tabletop Plasma Wakefield Accelerator that occupied the basement of his nondescript laboratory in...

The year was 1964. My role as a lecturer at Athanasius College, Kothamangalam, was beginning to feel like a trap. I could see the trajectory ahead: aging, taking tuitions, marrying, building a house, and achieving a comfortable affluence — all while being unable to do what I truly craved: research. The “bug” had bitten me during my student days in Trivandrum, where I would listen, spellbound, to post-graduate physics students debating modern physics, even if I understood barely half of what...

In the mist-shrouded peaks of the Kulu Valley, where the air smells of cedar and ancient snow, a revolution was brewing — not of swords, but of silk-soft fiber. For generations, the weavers of Himachal Pradesh had a love-hate relationship with Angora wool. It was the warmest substance known to them, a thermal miracle capable of trapping heat in the most brutal Himalayan winters. But Angora had a flaw: it was too perfect. Under a microscope, the fibers were as smooth as glass. Unlike sheep’s...