Uncategorized
- Archaeology
Vase shows that ancients dug fossils, too
A painting on an ancient Corinthian vase may be the first record of a fossil find.
- Animals
New frog-killing disease may not be so new
The skin disease that savaged amphibians in remote wildernesses in the 1990s has been linked to outbreaks in the 1970s.
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Shotgun approach bags the fruit fly genome
Scientists announced the completion of the Drosophila genome-sequencing project.
- Health & Medicine
Marrow Can Hide Breast Cancer Cells
Breast cancer patients who have stray cancer cells in bone marrow are more likely to die of cancer or have a recurrence of cancer elsewhere in the body than are breast cancer patients not harboring such cells.
- Humans
From the February 22, 1930, issue
THE “BARREL” OF CORONA When high voltage surges on electric transmission lines jump an ordinary string of insulators, arcs form from one insulator to the other and destroy them. But when both ends of the string are protected by metal grading shields, the arc jumps through the air from shield to shield and saves the […]
- Health & Medicine
Surgery Guide
Designed for patients and their families, physicians, and students, this Web site provides detailed information about a variety of common surgical procedures, ranging from hernia repair to LASIK for vision correction. Illuminating diagrams and cutting-edge animation accompany each description of a type of surgery. Go to: http://yoursurgery.com/index.cfm
- Humans
From the August 27, 1932, issue
DEDICATE WORLD’S LARGEST POWER PLANT IN RUSSIA Dneprostroy was dedicated on August 25. This hydroelectric power project exceeds similar undertakings in size and difficulty of accomplishment. It is on the Dnieper river in the U.S.S.R. From an installed capacity of 756,000 horsepower, abundant electricity will be available to smelt iron and other metals and to […]
- Astronomy
Close Encounter
In mid-August, asteroid 2002 NY40 came within 524,000 kilometers of Earth. Students from Yale University using a telescope at Kitt Peak National Observatory captured a sequence of images of the 700-meter asteroid. Strung together into a movie, these images demonstrate the asteroid’s impressive speed, as seen from Earth over a period of two hours. The […]
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All about Me: Left brain may shine spotlight on self
Experiments with a split-brain patient suggest that left-hemisphere structures contribute to the conscious understanding of oneself.
- Animals
What’s the Mane Point? Foes and females both have role
The condition of a lion's mane apparently advertises high-quality mates to picky females and wards off male adversaries.
- Materials Science
A Cut above the Ordinary: Low-tech machining yields coveted nanostructure
A new finding that machining of metals imparts a hard, fine-grained structure to turnings and other scraps may lead to less costly but more durable parts for cars and other applications.
- Physics
Peer Pressure in Numbers: Physicists model the power of social sway
A mathematical model of peer-influenced behavior may help explain some unexpected patterns that have been observed in financial data and bird populations.
