First you fold a square scarf into a triangle. Next you place the middle triangle on the top of your head. After that you take the two corners on each side and overlap them. The fourth step is twisting them together. The last step is pulling them back behind your head and tying them.
Current:: "Pia Mia" is really big in pop culture right now. She is most frewuently seen with a red bandana in her hair. This always reminds me of the 1940's headscarves and the Rosie the Riveter look of this time period.
According to my ~sources~ (by that I mean the Internet, Pinterest, social media, and the occasional fashion show), hair scarves are going to be a big trend for 2017. Of course, hair scarves (or turbans or bandanas, as you might know them better) have been around forever. Women have been wearing scarves in their hair as an accessory and as a necessity for many, many years.