Uncategorized
- Earth
Seismic noise can yield maps of Earth’s crust
The small, random, and nearly constant seismic waves that travel in all directions through Earth's crust can be used to make ultrasoundlike images of geologic features within the crust.
- Health & Medicine
Tracking down an emerging disease
By examining geographic patterns of outbreaks of a disfiguring skin disease in tropical nations, scientists are finding tentative clues about how the ailment spreads.
- Earth
. . . and churn up big waves, too
As Hurricane Ivan approached the U.S. Gulf Coast last September, sensors detected the largest wave ever measured by instruments.
- Earth
A hurricane can dump a lot of rain . . .
Hurricanes can drop enormous amounts of precipitation in a short amount of time, a phenomenon that residents of Puerto Rico experienced in spades when Hurricane Georges struck the island in 1998.
- Health & Medicine
Obesity and insulin resistance age cells
Conditions known to hasten diabetes in people may also speed aging.
- Plants
World’s fastest plant explodes with pollen
A high-speed camera has revealed the explosive pollen launches of bunchberry dogwood flowers as the fastest plant motion known.
- Planetary Science
Renegade moon
Saturn's outlier moon Phoebe didn't coalesce from material near the ringed planet but was captured from the distant Kuiper belt.
- Anthropology
Faithful Ancestors
A controversial fossil analysis supports the view that, more than 3 million years ago, human ancestors living in eastern Africa favored long-term mating partnerships.
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19558
This article seems determined to impose (not very) modern cultural views on data that do not support them. Females would have benefited from a male “bringing home food”?! To the best of our knowledge Australopithecus afarensis was a foraging species, members of all ages and both sexes eating what they found as they found it. […]
- Animals
Comeback Bird
Looking for a long-lost woodpecker had its special challenges, including anticipating what would happen if the hunt actually succeeded.
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- Humans
From the June 1, 1935, issue
High-voltage circuit breakers, harnessing tides for electric power, and confirming the existence of the Sargasso Sea.
