Letters from the March 11, 2006, issue of Science News | Science News



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Letters to the Editor

Letters from the March 11, 2006, issue of Science News

2:36pm, March 7, 2006

Seasonal effect?

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.

Alan MacGregor
Salmon Arm, B.C.

Bad fit?

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?

Yvonne Lyerla
Sonoma, Calif.

Only the slender shaft attached to the square piece goes into the inner ear.—P. Weiss

All together

I experienced something very in

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