Uncategorized
- Earth
Limiting Dead Zones
To limit algal blooms and the development of fishless dead zones in coastal waters, farmers and other sources of nitrate are investigating novel strategies to control nitrate runoff.
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19430
In the article, an agronomist claims that farmers “typically apply more fertilizer than their crops need” as an explanation for increased pollution in coastal waters. I don’t know any farmers who risk their products in the way suggested here. An examination of home lawn care would point to a much bigger problem. Mary HeinrichtCulpepper, Va. […]
- Math
Theorems for Sale
In April, an eBay auction offered math enthusiasts the rare opportunity of linking their names with one of the most famous mathematicians of the 20th century.
- Humans
From the June 2, 1934, issue
The first chimpanzee twins born in captivity, increased speed and safety for aircraft, and a new pH indicator.
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- Astronomy
Transit of Venus
On June 8, Venus will pass across the face of the sun (as viewed from Earth). Such a transit occurs rarely; the last one was in 1882. A variety of Web sites feature information about these transits and offer advice for observing and timing the 2004 event. Go to: http://www.venustransit.ie/ and http://sunearth.gsfc.nasa.gov/sunearthday/2004/index_vthome.htm
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Got Milk? Dairy protein provides bone-forming boost
A protein in milk stimulates bone-forming cells.
- Animals
Turtle Trekkers: Atlantic leatherbacks scatter widely
Satellite monitoring of leatherback turtles in the Atlantic show that these animals range widely instead of sticking to "turtle corridors."
- Health & Medicine
Gender Neutral: Men, women face same cancer risk from smoking
Women who smoke are no more susceptible to lung cancer than are male smokers.
- Earth
Geyser Bashing: Distant quake alters timing of eruptions
A powerful earthquake that struck central Alaska on Nov. 3, 2002, changed the eruption schedule of some geysers in Wyoming's Yellowstone National Park, more than 3,100 kilometers away.
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19429
Evidently, death waits for no one, except in Belgium. Around 40 years ago, Belgian doctors went on strike for 3 months. If I remember correctly, their explanation for the fact that the death rate dropped during this period was that their patients hung on until the doctors were back at work! Martin CraggCheshire, England
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Death Waits for No One: Deferred demises take a couple of hits
Two new reports challenge the idea that elderly people suffering from serious physical illnesses can prolong their lives just long enough to experience a personally meaningful event.
