New Delhi, Sept. 15 -- While investors chase the latest AI product or social media platform, wealth creation may be taking place in laboratories, fusion reactors, and satellite constellations.

The next big companies may not emerge from improving existing digital platforms. They're being forged in five technological frontiers that represent a departure from internet-era business models toward new primitives that could reshape entire industries.

History shows that wealth creation happens when companies don't just use new technologies, but they rebuild entire industries. Nvidia didn't become a trillion-dollar company by making better graphics cards; it became the infrastructure layer for artificial intelligence. Similarly, tomorrow's megac...