voices

Each iris pattern is unique, unlike anyone; Left and right iris of the same person are also different.

The difference in vocal cord length between men and women is the reason why female voices are often taller and taller.

American scientists have recently figured out why, when listening to the voices of many women, men feel excited and hot all over.

Mutations in a gene help people develop speech and language.

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A new study shows that gibbons can control vocal cords as professional opera singers.

Australian scientists think that not only do people have different voices but bat species also develop different forms of language ...

Psychologists have observed couples who live long together and think that there are 5 things that will happen between two people who live together for a long time.