Burn test: Simply cut a strand of hair and put it on a burning flame. If it melts slowly into a ball instead of burning, smells like rubber and produces black smoke, it is not human hair.

Researchers have created the world’s thinnest spaghetti which is about 200 times thinner than a human hair. The pasta is ... but each individual strand is too thin to be clearly captured by ...

Each individual strand is too narrow to be clearly captured ... s thinnest spaghetti which is about 200 times thinner than a human hair. The pasta is not intended to be a new food but was created ...