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MathTrailing after double bubbles
A proof of the double-bubble conjecture for the case in which the two bubbles' volumes are unequal appears within reach.
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Health & MedicineImpotence high after prostate removal
Roughly 60 percent of men who have a cancerous prostate gland removed are subsequently impotent.
By Nathan Seppa -
Health & MedicineFirm nears completion of human genome
Celera Genomics announced that it has sequenced 90 percent of the human genome and claimed it has found about 97 percent of all human genes.
By John Travis -
Health & MedicinePoor glucose metabolism risks clots
Excess concentrations of insulin in the blood may hamper the body's ability to break down blood clots efficiently.
By Nathan Seppa -
AnimalsRedder is healthier in squawking birds
When barn swallow nestlings open wide for food, their parents may be looking for the healthiest throats.
By Susan Milius -
Evolution may not be slow or random
Studies of fruit flies taking over the New World and stickleback fish adapting to Canadian lakes suggest that evolution can proceed quickly and take predictable paths.
By Susan Milius -
AstronomyChandra eyes low-temperature black hole
An observatory in space has detected the coolest black hole yet found
By Ron Cowen -
19021
As stated in the article, nitric oxide is a recognized and commonly monitored pollutant. It would be of interest to see the incidence of sickle-cell disease plotted against NO pollution levels for similar populations. Sufficient data are probably already available. Ken MartwickFall Creek, Ore.
By Science News -
Health & MedicineNO News
Preliminary research suggests that inhaled nitric oxide may offer a much-needed treatment for patients suffering from complications of sickle cell disease.
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19078
I was saddened to see that water conservation received such short shrift in this article. The easiest, cheapest way to conserve water supplies is simply not to use them. Instead of figuring out how to put blankets on snowdrifts, why not just focus on turning off the tap while brushing your teeth or shaving? Alan […]
By Science News -
EarthLiquid Assets
Research provides guidance on how best to bank water during times of plenty for use during subsequent droughts
By Janet Raloff -
From the July 16, 1932, issue
CANADIAN RESEARCH BUILDING READY FOR USE AT OTTAWA “In time of war, prepare for peace” is an adage worthy of being followed in economic conflict such as now grips the world. The impending dedication of Canada’s $3 million laboratory building at Ottawa for its National Research Council is a fitting reminder that research undertaken now […]
By Science News