As the UK prepares for colder weather in the upcoming months and possible snowfall, overnight frosts are to be expected. Daytime temperatures will struggle to exceed single figures, and overnight temperatures are expected to stay below freezing across the country. This could lead to frozen windscreens, with many drivers becoming frustrated at trying to defrost their vehicle before setting off on their daily journey. However, a former NASA engineer has revealed the quickest way to defrost your windscreen, in order to minimise the frustration overnight frosting on vehicles can bring. YouTube star Mark Rober, worked for the US government agency for seven years, and uploaded a video explaining the steps to take to defrost your windscreen as quick as possible, using the power of science. Rober's windscreen defrosting steps are as follows: The six-and-a-half minute long YouTube video explains each step in detail and the science behind them. The video also provides additional tips, which includes using shaving foam and cat litter.