Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Augmenting the good cholesterol
A reconstituted version of good cholesterol may lessen the amount of plaque that accumulates in arteries and render existing plaque less dangerous.
- Humans
Letters from the April 14, 2007, issue of Science News
Heated comments I am disappointed in your article on the latest Intergovernmental Panel on Climate Change (IPCC) summary (“From Bad to Worse: Earth’s warming to accelerate,” SN: 2/10/07, p. 83). It was a political summary, not the 1,500 page report that’s due in May 2007. How often have you seen a scientific summary published 3 […]
-
- Health & Medicine
Drug-Resistant Flu Detected: Japanese strains appear transmissible
For the first time, researchers report drug resistance in type B influenza virus and say the drug-resistant strain may jump from person to person.
- Health & Medicine
Not-So-Artful Dodgers: Countering drug tests with niacin proves dangerous
Attempts to cleanse illicit drugs from one's body by taking large doses of niacin can cause life-threatening reactions.
- Anthropology
Asian Trek: Fossil puts ancient humans in Far East
A 40,000-year-old partial human skeleton from a Chinese cave intensifies a debate over whether Stone Age people dispersing from Africa interbred with humanlike species that they encountered.
- Health & Medicine
Crusty Chemistry
Chemists report simple ways to tweak the recipe and make a whole wheat pizza crust potentially healthier.
- Health & Medicine
Meningitis vaccine stops ear infections
A vaccine for meningitis and pneumonia also prevents many childhood ear infections and the complications that they cause.
- Health & Medicine
Patches take sting out of canker sores
Small patches that exude licorice extract can speed healing of canker sores.
- Health & Medicine
A Gasping Heart
A common imperfection in the structure of the heart may exacerbate obstructive sleep apnea and, in mountaineers, trigger a life-threatening lung condition called high-altitude pulmonary edema.
- Humans
Letters from the April 7, 2007, issue of Science News
Winter wonders The theory of “nuclear winter” was originally put forward by an Eastern European mathematician in the 1980s (“Sudden Chill,” SN: 2/3/07, p. 72). Some months later, it was shown that an error in his original calculations so vastly exaggerated “nuclear winter” as to make it meaningless. Still, the dramatic concept of a “nuclear […]
-
