India, Feb. 13 -- * Google is backing the construction of seven small nuclear reactors in the US.

* Amazon has signed a string of deals for nuclear energy to power its data centres.

* Microsoft plans to reopen the second reactor at Pennsylvania's Three Mile Island (the first was shuttered following a partial meltdown in 1979; the second for economic reasons in 2019).

Why is Big Tech turning to power generation, and what are the lessons for India?

Artificial intelligence looks weightless because it travels by fibre and appears "wirelessly" on screens. Increasingly, it is turning into an industrial process that converts electricity into prediction (and heat).

Training large AI models such as OpenAI's ChatGPT and Anthropic's Claude is e...