Uncategorized
- Anthropology
The Ultimate Colonists
Human ancestors managed to adjust to life in a variety of ecosystems during the Stone Age, indicating that their social lives were more complex than they've often been given credit for.
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19259
Yes, trying to pin an actual date and time of the day to van Gogh’s painting is an intellectual exercise, but no one should believe this is possible. An artist plays with what’s seen. One only need look at van Gogh’s painting. Does the sky really have white streaks in it? No. So what makes […]
- Astronomy
Timing a Moonrise: Van Gogh painting put on the calendar
Astronomical detectives suggest that van Gogh painted the picture now known as "Moonrise" in 1889, capturing the rising moon as it appeared at 9:08 p.m. local mean time on July 13.
- Earth
Suspended Drugs: Antibiotics fed to animals drift in air
Borne on dust floating in and around farm buildings, antibiotics given to animals may later be inhaled by people—with possibly detrimental health effects.
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19258
Family members who perform the caregiver function usually pay a price because of the stresses involved. If “chronic adversity” is theorized to be the cause of a rise in a person’s IL-6, then questions for research include whether the IL-6 effect also applies to younger spouses and other family members, such as a child caring […]
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Till IL-6 Do Us Part: Elderly caregivers show harmful immune effect
Elderly people caring for their incapacitated spouses experienced dramatic average increases in the blood concentration of a protein involved in immune regulation, a trend that puts them at risk for a variety of serious illnesses.
- Animals
Moonlighting: Beetles navigate by lunar polarity
A south African dung beetle is the first animal found to align its path by detecting the polarization of moonlight.
- Health & Medicine
Lethal Emergence: Tracing the rise of dengue fever in the Americas
Using the genetics of viruses, scientists have tracked a virulent form of dengue virus in Latin America back to its roots in India.
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A Matter of Taste: Mutated fruit flies bypass the salt
By creating mutant fruit flies with an impaired capacity to taste salt, researchers have identified several genes that contribute to this sensory system in insects.
- Physics
Wild Bunch: First five-quark particle turns up
Physicists have uncovered strong evidence for a family of five-quark particles after decades of finding no subatomic particles with more than three of the fundamental building blocks known as quarks.
- Materials Science
Microbial Materials
Microorganisms can be coaxed into producing high-tech components and can themselves serve as valuable ingredients in new classes of materials.
- Humans
From the July 1, 1933, issue
SEVEN MUMMIES FROM TEXAS CAVE BROUGHT TO SMITHSONIAN Seven mummies preserved apparently by natural dryness of the Texas cave where they were buried, have just been received by the Smithsonian institution. The mummies shed new light on the prehistoric cave dwellers of the Big Bend region of Texas whose cave shelters have been explored in […]
