Humans
- Health & Medicine
A Virus Crosses Over to Wild-Animal Hunters
A potentially dangerous virus is moving from nonhuman primates to Africans who hunt and eat wild animals, a new study suggests.
- Anthropology
Monkey Business
They're pugnacious and clever, and they have complex social lives—but do capuchin monkeys actually exhibit cultural behaviors?
- Health & Medicine
Better-Off Circumcised? Foreskin may permit HIV entry, infection
Circumcision seems to offer partial protection against HIV infection, but not other sexually transmitted diseases.
- Archaeology
Laser scanners map rock art
Researchers have developed a way to use laser-based surveying equipment to quickly and easily create detailed images of ancient rock art.
- Humans
Medieval cure-all may actually have spread disease
Powdered mummies, one of medieval Europe's most popular concoctions for treating disease, might instead have been an agent of widespread germ transmission, new research suggests.
- Health & Medicine
Phthalate exposure from drugs?
Use of an ingestible prescription drug may explain the highest blood concentration of a chemical plasticizer ever observed.
- Health & Medicine
All Roads Lead to RUNX
Genetic mutations that predispose some people to the autoimmune diseases lupus, psoriasis, and rheumatoid arthritis appear to have a common molecular feature: They derail the work of a protein, called RUNX1, that regulates how active certain genes are.
- Humans
Letters from the April 3, 2004, issue of Science News
Lack of data? Something jumped out at me from “Telltale Charts: Is anticipating heart disease as easy as 1, 2, 3, 4?” (SN: 1/31/04, p. 72: Telltale Charts). It’s that there were no published data supporting the 50 percent rule taught for years in medical schools. I think this speaks volumes about science and medicine […]
- Health & Medicine
Fishy Advice—Which Tuna Is Best for You?
Canned light tuna is a good choice for people who want to lower their intake of mercury.
- Humans
From the March 24, 1934, issue
A meteorite photo, the discovery of triple-weight hydrogen (tritium), and a new mirror for movie production.
- Health & Medicine
Surgical Option: Hysterectomy may top drugs for women with heavy bleeding
Women who suffer from heavy menstrual bleeding and fail to improve on a hormone-based drug fare better if they choose hysterectomy rather than a regimen of other drugs.
- Anthropology
Evolution’s Lost Bite: Gene change tied to ancestral brain gains
In a controversial new report, a research team proposes that an inactivating gene mutation unique to people emerged around 2.4 million years ago and, by decreasing the size of jaw muscles, set the stage for brain expansion in our direct ancestors.
