Might your article, "Bright Lights, Big Cancer" (SN: 1/7/06, p. 8), on breast cancer have missed something? If the daily light-dark cycle affects melatonin, is there a seasonal change in cancer rates in the Northern (and Southern) Hemispheres? If so or not, that might give a clue to any latency period.
Salmon Arm, B.C.
The picture of the new cochlear implant ("Hearing implant knows where it goes," SN: 1/14/06, p. 29) shows a square piece that is to be implanted deeply into the inner ear. "Square peg in a round hole" was my response. Why doesn't the probe have a more rounded shape?
Only the slender shaft attached to the square piece goes into the inner ear.—P. Weiss
I experienced something very in