Bony spikes in skull

  • Thread starter lucas_
  • Start date

jim mcnamara

Mentor
3,499
1,709
It is an interesting subject. Several years ago there was some research on increased dexterity of the thumb in young people, specifically armed services recruits. You do understand that the bony spikes or nimble thumbs are not heritable.

I found this article - pop science:

Finger tapping rates as a function of age, a fairly current take on finger dexterity, I think:
 

DaveC426913

Gold Member
18,062
1,640
... the bony spikes or nimble thumbs are not heritable.
This is key. Worth highlighting.

i.e it's not a genetic evolution, any more than developing a hammer toe from wearing tight shoes.
 

Want to reply to this thread?

"Bony spikes in skull" You must log in or register to reply here.

Physics Forums Values

We Value Quality
• Topics based on mainstream science
• Proper English grammar and spelling
We Value Civility
• Positive and compassionate attitudes
• Patience while debating
We Value Productivity
• Disciplined to remain on-topic
• Recognition of own weaknesses
• Solo and co-op problem solving

Hot Threads

Top