122 stories in December, 2010
The vitamin D levels of newborn babies appear to predict their risk of respiratory infections during infancy and the occurrence of wheezing during early childhood, but not the risk of developing asthma. Results of a study in the January 2011 issue of Pediatrics support the theory that widespread vitamin D deficiency contributes to risk of infections.
A comparative analysis found wide disparities in the results of four common measures of hospital-wide mortality rates, with competing methods yielding both higher- and lower-than-expected rates for the same Massachusetts hospitals during the same year.
Placebos work — even without deception
Patients who were knowingly given placebos for irritable bowel syndrome experienced significant symptom relief when compared with controls.
Chinese scholars celebrate Gates
Specialists in African-American and American literature from across China gathered on Dec. 11 and 12 at the Beijing Foreign Studies University to commemorate the 60th birthday of Henry Louis Gates Jr.
By comparing the DNA of modern elephants from Africa and Asia to DNA extracted from two extinct species, the woolly mammoth and the mastodon, researchers have concluded that Africa has two — not one — species of elephant. Now that we know the forest and savanna elephants are two very different animals, the forest elephant should become a bigger priority for conservation purposes.
People’s ability to recognize and remember faces peaks at ages 30 to 34, about a decade later than most other mental abilities, a new study says.
In a lecture, titled “Good Vibrations: How We Communicate” and hosted by Harvard’s School of Engineering and Applied Sciences, Howard Stone, Dixon Professor of Mechanical and Aerospace Engineering at Princeton University and a former Harvard faculty member, enticed children and their families into the world of physics and biology.
Light Drizzle, 59° F