The idiom ‘not rocket science' means ‘something that is not complicated’. The video explains the meaning of the idiom ‘not rocket science' in English. We explain how to use it with some easy examples for Social and Business English.
‘Not rocket science’ is another way of saying that something did not take much effort to do or to accomplish. It is borderline rude in certain situations, so ensure it’s used light-heartedly. When explaining something you feel is simple to someone, you might say 'it’s not rocket science', when in fact that person might think it’s difficult, so be cautious when using this idiom.
The skills aren’t rocket science for the footballer, but the kids find them hard.
Through hard work you can achieve anything. It’s not rocket science!