Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Aspirin resistance carries real risks
Some people are resistant to the blood-thinning effects of aspirin, making them more vulnerable to stroke or heart problems.
- Health & Medicine
Aneurysm risk may get passed down
A heightened risk of having a brain aneurysm seems to be passed down in some families, and the life-threatening rupture of an aneurysm appears to strike earlier in a succeeding generation.
- Health & Medicine
Brains carry odd load after strokes
People who die from a stroke have accumulations of a protein called amyloid beta in the thalamus, a part of the brain involved in motor control and sensory processing.
- Health & Medicine
Want that fiber regular or decaf?
Coffee is a significant, and previously unrecognized, source of dietary fiber.
- Humans
USDA proposes an office of science
The Bush administration's proposed 2007 farm bill would merge two existing U.S. Department of Agriculture research agencies into a single office of science.
- Humans
Fractal or Fake?
A physicist who uses fractals to investigate the authenticity of some paintings attributed to Jackson Pollock finds that the works may be fake. But is the flaw in the paintings or in the fractal analysis?
- Humans
Letters from the February 24, 2007, issue of Science News
No piece of cake The new mathematical method for equitable cake sharing (“A Fair Slice: New method makes for equitable eating,” SN: 12/16/06, p. 390) actually leads to a version of Zeno’s paradox. The problem is that the cake remnant left after the referee gives the two eaters their respective, equally valued pieces is no […]
- Humans
From the February 13, 1937, issue
A model for flood control and a 1-ton robot that solves equations.
- Health & Medicine
Don’t Push Babies’ Growth
Overfeeding low-birthweight infants risks programming them for high blood pressure later in life.
- Health & Medicine
Taking Cancer’s Fingerprint: Rapid genetic profiling for personalized therapy
A new, faster way to identify cancer-causing mutations in the DNA of tumor cells may pave the way for the next generation of custom-tailored cancer therapies.
- Health & Medicine
Clear the Way: Stenting opens jammed arteries in the brain
Using a tiny mesh cylinder called a stent, doctors can prop open narrowed arteries in the brain much as they do in the heart.
- Anthropology
Chimpanzee Stone Age: Finds in Africa rock prehistory of tools
Researchers have uncovered evidence of a chimpanzee stone age that started at least 4,300 years ago in West Africa.
