How can one little bump make two different pain feelings?
A small bump can leave you noticing a prickly sting and a warm, spreading ache. One knee launched both feelings—but their timing is a mystery until you race the two message fibers.
Talk about it
- What did the one-fiber node slider teach, and what did it deliberately not compare?
- At the hinge, name every visible difference between fiber A and fiber B before guessing.
- Why is a child-driven timeline stronger evidence than a sentence telling you the result?