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Science News for October 13, 1999


Counting elephants by monitoring sounds

Researchers at Cornell University will use acoustic monitoring to count forest elephants in Africa, providing crucial information on population numbers and health. The project aims to support conservation efforts by tracking endangered species such as gorillas and rhinos.

Does time really exist?

The article explores the idea that time is an illusion, proposing a timeless universe where all configurations exist simultaneously. This concept is rooted in Einstein's general theory of relativity and quantum mechanics, suggesting an eternal, four-dimensional structure called Platonia.

SourceNew Scientist·JournalThe New Scientist·DateOct 13, 1999

New University of Georgia study indicates possible ancient origin for retroviruses, the class to which HIV belongs

A recent University of Georgia study suggests that retroviruses, including HIV, may have an ancient origin. Researchers analyzed the genome of a worm called Caenorhabditis elegans and found evidence of retroviral-like elements in its DNA. This finding challenges previous assumptions about the evolution of complex retroviruses.

SourceUniversity of Georgia·JournalGenome Research·DateOct 13, 1999

Spraying milk on cucumbers kills mildew

Researchers have discovered that spraying milk on cucumbers can effectively kill powdery mildew, a major problem for organic farmers. The solution, which involves mixing one part cow's milk with nine parts water and spraying it on the plants twice a week, has been shown to be faster and more effective than chemical fungicides.

SourceNew Scientist·JournalThe New Scientist·DateOct 13, 1999

Prescription for your heart: Relax

A recent study published in the American Journal of Clinical Nutrition found that prolonged mental stress increases the levels of atherogenic lipoproteins and decreases the rate at which fats are cleared from the blood after a meal. This can lead to higher lipid levels and increased risk of cardiovascular disease.

Palomar camera gets sharper Neptune images

Cornell researchers use the Palomar High Angular Resolution Observer (PHARO) camera to take near-infrared images of Neptune, revealing a massive cloud and numerous smaller clouds. The camera's high spatial resolution allows for detailed analysis of the planet's clouds and atmospheric circulation.