Over the past two decades, the Argentinian photographer Irina Werning has traveled around Latin America with a specific directive in mind: find women — and eventually, men — with the longest hair.

Giant wigs were a must-have for any man in the court of Louis XIV. The king’s absolute love for big hair sparked a trend that spread all over 17th-century Europe. King Louis XIV (in the silver wig) ...

Steve Kinyon always dreamed of sporting long, luscious locks like Thor — Marvel’s hair-and-hammer-swinging god of thunder, played by Chris Hemsworth. But rather than revering him as a fictional deity, ...