5,512 results
5,512 results for: Forests
-
From the August 8, 1931 issue
TWO ARISTOCRATIC LADIES EMERGE FROM RETIREMENT There is something about newly-emerged silkworm moths that makes one think of the ladies of Cathay or Cipangu, long ago and far away, clothed in silk spun by ancestors of todays silk worms. In the cover picture of this weeks Science News Letter, Cornelia Clarke has made an admirable […]
- Earth
Ancient tree rings reveal past climate
Using tree-ring analysis, an international team of researchers has reconstructed the earliest record of annual climate variation.
- Earth
A Nation Aflame
In the wake of one of the worst fire seasons in the past 50 years, scientists are assessing risk as more people move into fire-prone areas and developing ways to better predict the behavior of--and the potential for--wildfires.
-
Depression linked to heart deaths
In a community sample, people suffering from moderate to severe depression exhibited an elevated death rate from heart disease over a 4-year study period, even if they had no discernable heart disease to begin with.
-
Meeting Danielle the Tarantula
Insect zoos have no lions, tigers, or bears but can give plenty of thrills, courtesy of tarantulas, giant beetles, and exotic grasshoppers.
-
Weather cycles may drive toad decline
For the first time, scientists have linked a global climate pattern to a specific mechanism of amphibian decline.
-
-
From the March 21, 1931 issue
MUSHROOMS SUDDEN GROWTH FOLLOWS LONG PREPARATION Quick as a mushrooms growth, is the phrase we like to apply to sudden and unexpected developments. An oil town, a stock-market fortune, the reputation of the writer of a hit, are all referred to the mushroom standard of comparison. Yet the mushroom is no creature of magic, not-here […]
-
Warblers make species in a ring
Genetic and song analyses of the greenish warblers in forests around the Tibetan Plateau suggest the birds represent a long-sought evolutionary quirk called a ring species.
-
Science News of the Year 2001
A review of important scientific achievements reported in Science News during the year 2001.
- Earth
Tough Choices
Federal programs to preserve water in streams during droughts have prompted lawsuits and new pressures on endangered species and the law that protects them.
-
Joined at the Senses
As evidence accumulates for the existence of brain cells that handle many types of sensory information, some scientists challenge the popular notion that perception is grounded in five separate senses.
