Is nuclear power gaining new energy?

A decade ago, it seemed as though the global nuclear industry was in an irreversible decline.

Concerns over safety, cost, and what to do with radioactive waste had sapped enthusiasm for a technology once seen as a revolutionary source of abundant cheap energy.

Yet now there is widespread talk of a revival, fuelled by tech giants Microsoft, Google and Amazon all announcing investments in the sector, as well as the growing pressures on wealthy nations to curb their carbon emissions.

But how real is the comeback? ...