Though still classic in design (some have two and three heads to make veins and layers), the length and type of hair for the brushes have been changed to accommodate water-based paint, which the industry has embraced in place of oil-based paint.

WSJ: An Artisan Who Can Turn Paint into Stone | Creating

Bobak Ferdowsi, a flight director who changed his hair style for every milestone in the mission, had buzzed the sides of his head and dyed it with stars and stripes.

NEWYORKER: The Martian Chroniclers

"It changed my attitude a little, " Kessy said after the match, her hair dripping wet.

WSJ: Menu

She told broadcasting watchdog Ofcom that the programme makers had "ignored her track choices, changed her song list and dictated her outfit and hair style, insisting on her appearing in her Pink persona".

BBC: X factor

Again, had you read the story, you would have thought that hair -- the reaction was hair on fire and hair scurrying around to implement a series of steps that changed our thinking.

WHITEHOUSE: Press Briefing

It changed the destiny of the cells, by altering which genes were being used in the cells, to transform them into hair cells.

BBC: Grown hearing-hairs 'beat' deafness in mice