Uncategorized
- Humans
From the November 11, 1933, issue
RARE BIRD COURTSHIP SHOWN BY NEW MUSEUM GROUP Romantic squires and young knights of the sunset days of feudalism paid court to the lovely ladies of their fancy in elaborately built bowers set in corners of the castle grounds. Even in these livelier days, when troubadours carry saxophones and steel guitars instead of plaintive lutes […]
- Ecosystems
Will Climate Change Depose Monarchs? Model predicts too-wet winter refuges
A computer analysis suggests that eastern monarch butterflies may not be able to tolerate the increasingly moist climate in Mexico, their current wintering site.
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This article, implying the demise of the unique Mexico-Canada migration, seems too pessimistic. Monarchs have shown a great degree of adaptability. There are monarchs of the western United States, resident populations in Hawaii and on Caribbean islands, and a migrating population in Australia. I am betting that even if the weather forecast for 2050 is […]
- Earth
Not Just Neurotoxic: Pesticide chlorpyrifos affects heart and liver cells
A pesticide known to be toxic to the brain may also have subtle effects on heart and liver tissues of animals exposed to this substance during early development.
- Tech
Plastic Memories: Polymer materials store data permanently
Researchers have fabricated a memory device that stores data permanently in electrically-conducting polymers.
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Whiffs of Perception: Sniffing activates the mind’s nose
People spontaneously sniff while imagining various smells, an act that intensifies odor perception.
- Physics
Humpty-Dumpty Effect: Acoustically, people resemble large eggs
The first measurements of how people intrinsically scatter sound waves indicate that, acoustically, a human body resembles a hard ellipsoid of the same height and girth as the person.
- Paleontology
Northern Extinction: Alaskan horses shrank, then disappeared
Horses that lived in Alaska shrank dramatically in body size before they went extinct at the end of the last ice age.
- Astronomy
Sound of the fury
On Oct. 28, the Saturn-bound Cassini spacecraft recorded the radio wave "sound" of a powerful solar flare as it raced toward Earth.
- Astronomy
Chow Down! Milky Way gobbles its closest known neighbor
A tiny, newly discovered galaxy being shredded by the gravity of the Milky Way is our galaxy's closest known neighbor, residing just 42,000 light-years from the Milky Way's center.
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The good side of a viral infection?
Hepatitis A infections may protect people from allergies and asthma.
- Tech
Laser beam powers flying machine
Caught in a laser's glare on its maiden launch, a lightweight drone with a solar panel demonstrated that continuous flight powered by ground-based lasers is possible.
