The world has experienced its hottest day on record, according to meteorologists.
The average global temperature reached 17.01C (62.62F) on Monday, according to the US National Centres for Environmental Prediction.
The figure surpasses the previous record of 16.92C (62.46F) - set back in August 2016.
As far as I know there are some military ships powered by nuclear energy.
Many Navy ships are nuclear powered. Aircraft carriers have multiple nuclear reactors, submarines are nuclear powered, and many cruisers are nuclear. There’s also a lot of nuclear powered icebreakers.