Not sure if this is a joke, the cover image is of a Sikh scientist ——Sikhs famous for never cutting their human hair ever (Thus in a turban)

The cover image is of Dr. Amandeep Singh Pannu, the scientist who did the research...

It’s still kind of a funny contrast though.

The word is irony.

"Yes, it's like 'goldy' and 'bronzy' only it's made out of iron." --Baldrick

Sikh hair never falls out?

Somebody's in the lucky 10,000 today? https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9917549/

I store static electricity in my toddler’s hair by rubbing with a balloon. So far, seems remarkably renewable

Graphite is normally made by carbonizing acrylic fibers?

There is no shortage of discarded clothing in the world.

Hmm I suspect the supply of hair is not actually as abundant as they imply.

Oh, now The Matrix makes sense.

I wonder if they leave the hair attached or if they cut if off before processing into energy

If you take the red pill you come out of the pod bald, and then your hair starts growing. Up till now I just assumed the pod goop had growth suppression properties