Plans for a new nuclear reactor at Sizewell in Suffolk will go on show for the first time today.
The European Pressurised Reactor could cost upto 10 billion pounds to build.
EDF Energy, which has drawn up the plans, says the reactor could provide enough electricity for 5 million homes.
More top news
Early fog will clear to leave a dry day with sunny spells and highs of 18 deg C (64 deg F)
Overnight there'll be mist and fog but it will clear for Sunday leaving sunny spells.
A month of special events for the Norfolk nurse responsible for saving Allied soldiers in the First World war, has begun.