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- Health & Medicine
Drug for dry mouth may prevent lung cancer
A drug prescribed for a condition called dry mouth stymies formation of precancerous lung lesions in cigarette smokers.
By Nathan Seppa - Health & Medicine
Gene mutation tied to lung cancer
Scientists have identified a gene, dubbed LKB1/STK11, that is often mutated in people with a particularly deadly form of lung cancer.
By Nathan Seppa - Health & Medicine
Compound attacks pancreatic cancer
A protein fragment dubbed NK4 can stall the development of pancreatic cancer in mice.
By Nathan Seppa - Health & Medicine
St. John’s wort hinders cancer drug
The herbal remedy St. John's wort can interfere with the effectiveness of the anticancer drug irinotecan.
By Nathan Seppa - Health & Medicine
Antibiotics don’t seem to protect heart
Two large studies find little evidence that antibiotics can protect some people with cardiovascular disease against subsequent heart attacks.
By Ben Harder - Animals
Maneless lions live one guy per pride
The male lions of Tsavo National Park don't grow manes but they're no wimps—they're the only male lions found so far that rule big prides of females alone, without help from some buddies.
By Susan Milius - Health & Medicine
Folate cuts family risk of colon cancer
According to a 16-year study of nearly 90,000 women, the vitamin folate has a protective effect against colon cancer among women whose families have been affected by the disease.
By Ben Harder - Earth
Motion of ice across Lake Vostok revealed
New measurements of the movement of the Antarctic ice sheet across a lake that harbors microbial life beneath 4 kilometers of ice could help scientists determine where to drill to get the freshest samples of frozen water without contaminating the lake.
By Sid Perkins -
18999
Let me preface my comment by saying that I have been providing Faith M. Walker with access to semitame and hand-raised southern hairy-nosed wombats for her studies. You didn’t mention that Faith’s work has an application in studying the effects of habitat fragmentation, which is a major cause of the species’ decline. On a more […]
By Science News - Animals
Wild Hair
The technique of studying animals through genetic analysis of their fur gained fame with a political furor over lynx, but scientists have applied the technique to many other animals.
By Susan Milius - Ecosystems
Deprived of Darkness
From anecdotal reports of little-studied phenomena, researchers suspect that artificial night lighting disrupts the physiology and behavior of nocturnal animals.
By Ben Harder -
From the April 16, 1932, issue
NEW INDIAN TOMB YIELDS STRIKING ARTIFACT The first picture to reach the United States of one of the most striking art objects recovered from Indian tombs recently opened at Guerrero, Mexico, is shown on the cover of this weeks Science News Letter. The vessel was photographed just as it was taken from the tomb, with […]
By Science News