Humans
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Health & Medicine
Into the Tank: Pressurized oxygen is best at countering carbon monoxide exposure
Oxygen treatment for serious carbon monoxide poisoning prevents long-term brain damage best if delivered as pressurized gas.
By Nathan Seppa -
Health & Medicine
Loosen Up
Bacterial toxin may lead to less painful treatments for diabetes and brain cancer.
By John Travis -
Humans
Flame Out: Fishy findings sustain, then snuff, stellar career
Investigators have concluded that a young, up-and-coming physicist repeatedly faked data and committed other types of scientific misconduct.
By Peter Weiss -
Health & Medicine
Boning up on calcium shouldn’t be sporadic
The gains in bone health can quickly disappear when people stop taking extra calcium.
By Janet Raloff -
Humans
From the April 19, 1930, issue
TRAVEL TO THE MOON BY THE YEAR 2050 By the year 2050, Earth-dwellers will probably be able to travel to the moon and to communicate with their terrestrial home by telephoning over a beam of light. They will get there by traveling in a rocket ship at a speed of some 50,000 miles an hour, […]
By Science News -
Health & Medicine
Silencing the BRCA1 gene spells trouble
Some breast cancer patients without a mutation in the BRCA1 gene nevertheless have an incapacitated gene, silenced by a process called hypermethylation of nearby DNA.
By Nathan Seppa -
Health & Medicine
Lingering legacy of Sept. 11, 2001, on firefighters’ health
Of the New York firefighters involved in the rescue and recovery effort after last year's terrorist attacks, relatively few have developed chronic coughs and respiratory problems, but among those who did, the problems seem unusually severe.
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Health & Medicine
Challenges in testing for West Nile virus
The Food and Drug Administration is trying to figure out how blood banks can detect signs of West Nile infection in blood donors and, eventually, test donated blood for the virus itself.
By Janet Raloff -
Anthropology
Iceman mummy shares last meals
DNA analyses of food remains from the intestines of a 5,000-year-old mummified man found in Europe's Tyrolean Alps indicate that his last two meals included meat from mountain goats and red deer, as well as wild cereals.
By Bruce Bower -
Health & Medicine
Panel ups RDAs for some antioxidants
An Institute of Medicine panel reported that dietary antioxidants such as vitamins A and E can limit cellular damage from free radicals but warned that studies in people have never adequately established a direct connection between antioxidant consumption and prevention of chronic disease.
By Janet Raloff -
Archaeology
Early New World Settlers Rise in East
New evidence supports the view that people occupied a site in coastal Virginia at least 15,000 years ago.
By Bruce Bower