The length ratio between the index finger and ring finger is a potential indication of prenatal exposure to androgens. Studies conducted on mice and humans have shown that greater exposure to androgens results in a smaller D4-D2 ratio, meaning a longer ring finger than index finger.
Scientists are puzzled about why humans have specific handedness and not others, and where it comes from despite having a theory that it may be linked to brain lateralization and the representation of language and fine-motor skills.
Farmers and women speculate on Dr. Johnson's popularity while discussing the rarity of women visiting doctors.
A study at USC found that people tend to stare at individuals with novel biological effectors, such as underdeveloped limbs, which satisfies a curiosity, even though we are socialized not to stare.
The tradition of right hand virtuosity and left hand rhythm in piano playing can create difficulties for left hand dominant players who have to rehearse and practice the right hand technical difficulties. This tradition may have developed due to the fact that many people are right-handed and everyday objects are designed for a right-handed world.
In this episode, the hosts discuss the ethics of touch, pleasure, and experience, based on a book recommendation called "The Ethics of Touch." They explore the concept of receiving a massage and how pleasure from the giver may impact a person's experience, as well as whether it's uncomfortable or not.