Uncategorized
- Humans
The Mind of Leonardo
This stunning online exhibit from the Institute and Museum of the History of Science in Florence, Italy, features the life and work of Leonardo da Vinci. Visitors can view some of Leonardo’s famous drawings, read lucid descriptions of his interests and achievements (particularly his studies of motion), learn about the science of painting, and get […]
- Anthropology
Cattle’s Call of the Wild: Domestication may hold complex genetic tale
A new investigation of DNA that was obtained from modern cattle and from fossils of their ancient, wild ancestors challenges the idea that herding and farming groups in the Near East domesticated cattle about 11,000 years ago.
- Animals
Monkey Business: Specimen of new species shakes up family tree
The new monkey species found in Tanzania last year may be unusual enough to need a new genus, the first one created for monkeys in nearly 80 years.
- Planetary Science
Hubble eyes Jupiter’s second red spot
Hubble Space Telescope images are providing astronomers with the sharpest views yet of a new red spot on Jupiter.
- Health & Medicine
Sleight of Herb: Black cohosh mislabeled in medicinal products
A sizable fraction of the herbal supplements marketed as preparations of black cohosh contains none of that North American plant.
- Earth
Blast Survivors: Fragments of asteroid found in ancient crater
Pieces of an asteroid that blasted a 70-kilometer-wide crater in southern Africa millions of years ago may have been found intact inside the thick layer of once-molten rock that the impact left behind.
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19678
This article reported that years ago it was discovered that certain male mice eradicate cancer cells and that white blood cells from these mice make normal mice cancer resistant. It also reported that it is superpremature to look forward to clinical applications. It would seem that aggressive searches for remission of cancer in humans with […]
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Sharing the Health: Cells from unusual mice make others cancerfree
Immune-cell transplants from an extraordinary strain of mice that resists cancer can pass this trait to mice that aren't as lucky.
- Tech
Speed Bump: Tip’s tricks sort DNA, write at nanoscale
An atomic-force microscope tip has been transformed into a microinstrument for sorting DNA and depositing nanostructures by means of cleverly applied voltages that propel molecules along the tip's surface.
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19677
The study in this article fails to address the more disturbing issue: Most of the insurance money (apparently) goes to lawyers (both sides), and very little to those injured. Peter WilsonSimi Valley, Calif. The numbers in the story pose a question. First, one reads that “about 85 percent of [1,452] cases were settled out of […]
- Humans
Legal Debate: Assumptions on medical malpractice called into question
The notion that many medical-practice lawsuits are frivolous and intended to generate undeserved riches for their plaintiffs and lawyers isn't borne out in a new study.
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19676
Unless Vincenzo Formicola can demonstrate a human-caused fatal injury to the youngsters buried at these grave sites, his suggestion of human sacrifice is just sensationalistic speculation. The likeliest reason for a group burial is death in an outbreak of disease. There are many modern instances, such as the era of the bubonic plague. The rich […]
