Search Results for: Forests
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5,502 results for: Forests
- Earth
Not-So-Perma Frost
The world's warming climate, as well as ecological shifts in the timing and frequency of wildfires in boreal forests, pose an increasing threat to Arctic permafrost.
By Sid Perkins -
All in the Family
Contrary to popular belief, species of salamanders, birds, beetles and fish prefer to mate with close kin.
- Health & Medicine
Insects (the original white meat)
Dining on insects, usually more by choice than necessity, occurs in at least 100 countries — and may be better than chicken for both people and the environment.
By Janet Raloff - Earth
The Big Dry
Parts of Australia have suffered from severe drought for more than a decade, and people, vegetation, and animals are feeling the heat.
By Emily Sohn - Earth
Plowing Down the Amazon: Satellites reveal conversion of forest to farmland
The clearing of jungle to create cropland is a major and previously underappreciated force behind deforestation in the Amazon region of Brazil, according to an analysis of satellite images.
By Ben Harder -
From the October 16, 1937, issue
Biological prospecting on two remote mesas near the Grand Canyon, a newly described and widespread form of meningitis, and primate fossils from the Crazy Mountains of Montana.
By Science News - Humans
Letters from the March 31, 2007, issue of Science News
On the hoof Do cows and other domestic-herd animals really emit more methane than bison and other wild-herd animals emitted before people came along? Do grass, alfalfa, and other pasture plants remove less carbon dioxide than do forests? There were open grasslands before pastures replaced some forests. I hope the people who are researching these […]
By Science News -
Out of Thin Air
Biologists dream of the day when they could engineer crops to make fertilizer out of the nitrogen in the air.
By Susan Milius - Math
A Grove of Evolutionary Trees
"Trees of life" show patterns of evolutionary descent, and they fit together mathematically to form an abstract forest.
- Animals
Crowcam: Camera on bird’s tail captures bird ingenuity
Video cameras attached to tropical crows record the birds' use of plant stems as tools to dig out food.
By Susan Milius - Health & Medicine
Meningitis vaccine stops ear infections
A vaccine for meningitis and pneumonia also prevents many childhood ear infections and the complications that they cause.
By Nathan Seppa - Humans
From the July 31, 1937, issue
Giant dragonflies from the Carboniferous period, a dust cloud obscuring stars near the sky's north pole, and a list of 13 inventions predicted to have great social significance.
By Science News