Uncategorized
- Health & Medicine
Alzheimer’s drug shows staying power
The drug memantine slowed mental decline in people with moderate-to-advanced Alzheimer's disease in a 12-month trial, the longest test of the drug to date.
By Nathan Seppa - Earth
Krakatoa stifled sea level rise for decades
Ocean cooling caused by the volcanic eruption of Krakatoa in 1883 kept sea level worldwide in check well into the 20th century.
By Sid Perkins - Planetary Science
Stellar passage yields Charon’s girth
By observing Pluto's moon Charon passing in front of a star, astronomers have obtained precise measurements of the moon's radius and density.
By Ron Cowen - Earth
How to rate a snowstorm
Scientists have developed a rating scale to assess the impact of major snowstorms that strike the northeastern United States.
By Sid Perkins - Health & Medicine
Of taters and tots
For each serving of french fries that a preschool girl typically consumed per week, her adult risk of developing breast cancer climbed.
By Janet Raloff - Humans
SUVs no safer for kids than passenger cars
Children in sport utility vehicles are just as likely as children in passenger cars to be injured in an accident, despite the SUVs' greater weight.
By Nathan Seppa -
Soil microbes are reservoir for antibiotic resistance
Bacteria that live in dirt are surprisingly resistant to antibiotics, even those they presumably have never before encountered.
- Earth
Global warming may already be a killer
Earth's rising temperatures may be a precipitating factor in the extinctions of dozens of tropical frog species.
- Tech
Artificial Animalcules
Advances that include the first swimming micromachine and novel designs for similar devices are deepening scientists' understanding of the bizarre world of microscale liquids.
By Peter Weiss -
19646
Perhaps in addition to using a friendly strain of Clostridium difficile to crowd out the disease-causing variety in the gut, other species of benign bacteria could be reintroduced at the same time. This might be done inexpensively using “probiotic” bacterial cultures already being sold by some health food companies. Michael DunphyNaperville, Ill. Researchers have tested […]
By Science News - Health & Medicine
Flora Horror
A diarrhea-causing bacterium has developed new resistance to a widely used class of antibiotics and has recently become more transmissible and more deadly.
By Ben Harder - Math
A Super Bowl Lift
Does a Pittsburgh Steelers Super Bowl victory mean financial good times ahead?