You don't have to be a 'rocket scientist' [=you don't have to be unusually smart] to understand the instructions.
Sales 'rocketed' from 1,000 units last week to 5,000 units this week.
The job is challenging, but it's not exactly 'rocket science'.
(..) What happened? Fun fact The idealistic Werner von Braun dreamed of space travel... he stargazed You know what he said when the first V hit London? The rocket performed perfectly It just landed on the wrong planet. See we all begin wide-eyed... "pure science" Then the ego steps in, the obsession (..)2013 Iron Man 3