5,531 results
5,531 results for: Forests
- Health & Medicine
Keeping artery plaques under control
Toning down a gene called CHOP may offer a way to reduce the risk of arterial plaque ruptures, which can cause heart attacks and strokes, a study in mice shows.
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- Animals
For some birds, chancy climates mean better singers
In the mockingbird family, the most accomplished musical species tend to live in treacherous climates.
- Animals
No Early Birds: Migrators can’t catch advancing caterpillars
Pied flycatcher numbers are dwindling in places where climate change has knocked the birds' migration out of sync with the food-supply peak on their breeding grounds.
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Sharing the Health: Cells from unusual mice make others cancerfree
Immune-cell transplants from an extraordinary strain of mice that resists cancer can pass this trait to mice that aren't as lucky.
- Animals
Monkey Business: Specimen of new species shakes up family tree
The new monkey species found in Tanzania last year may be unusual enough to need a new genus, the first one created for monkeys in nearly 80 years.
- Ecosystems
Top-Down Lowdown: Predators shape coastal ecosystem
The health of southern California kelp forests may depend more on the ecosystem's predator population than the forest's access to nutrients.
- Earth
Pumped-up Poison Ivy: Carbon dioxide boosts plant’s size, toxicity
Rising carbon dioxide in the atmosphere could make poison ivy grow much faster and become more toxic.
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Chimps lead way to HIV birthplace
A viral analysis confirms that the global AIDS epidemic originated in chimpanzees living in southeastern Cameroon.
- Earth
The Long Burn: Warming drove recent upswing in wildfires
Major forest fires in the western United States have become more frequent and destructive over the past two decades, in step with rising average temperatures in the region.
- Earth
Radiation Redux: Forest fires remobilize fallout from bomb tests
A sensor installed to monitor fallout from modern nuclear tests has detected small amounts of radioactive cesium produced by bomb tests decades ago and sent skyward by forest fires.
- Plants
Orchid bends around to insert pollen
An orchid species in China has set a new record for acrobatics in self-pollination, twisting its male organs around and inserting them into the cavity where the female organ lies.
