Virgin Galactic owned by Sir Richard Branson completed a successful test on May 28, 2009 of its hybrid nitrous oxide motor designed by Scaled Composites and a subcontractor Sierra Nevada Corporation. The innovative hybrid ...
A wolverine first photographed by a remote-controlled camera on the Tahoe National Forest in February 2008 is most closely related to Rocky Mountain populations, according to a team of 10 federal, state and university scientists.
Plants & Animals
Apr 29, 2009
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0
Californians have had weekend after weekend of cool, stormy weather and the Sierra Nevada has been blessed with a healthy snowpack. But the reality is that even the last few months have been more than 2 degrees hotter than ...
Environment
Apr 21, 2024
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119
A vast burn scar unfolds in drone footage of a landscape seared by massive wildfires north of Lake Tahoe. But amid the expanses of torched trees and gray soil, an unburnt island of lush green emerges.
Ecology
Apr 1, 2024
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3
In the shade of a sacred tree, Indigenous wise men chew coca leaves as they mull the threats to their home among the melting, snow-capped peaks of Colombia's Sierra Nevada mountains.
Environment
Feb 21, 2024
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34
The San Joaquin Valley of California, despite supplying a significant percentage of the country's food, is nevertheless a dry, arid place. Fresno, at the heart of the valley, receives just over 10 inches of rain a year on ...
Earth Sciences
Feb 6, 2024
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Scientists have completed the first comprehensive estimate of mountain lions in California, a vital statistic needed to shape puma-friendly land-use decisions and ensure that the predators can find room to roam, mate and ...
Plants & Animals
Jan 8, 2024
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21
Wet snow pelts my face and pulls against my skis as I climb above 8,000 feet in the Sierra Nevada of eastern California, tugging a sled loaded with batteries, bolts, wire and 40 pounds of sunflower seeds critical to our mountain ...
Environment
Jan 5, 2024
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22
California's statewide Sierra Nevada snowpack—the source of nearly one-third of the state's water supply—is at its lowest level in a decade, a major turnaround from last year when huge storms ended a three-year drought ...
Environment
Jan 3, 2024
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33
After a journey spanning almost two decades, Sierra Nevada Corporation's Dream Chaser reusable spaceplane, named Tenacity, is officially undergoing environmental testing at NASA's Neil Armstrong Test Facility located at NASA's ...
Space Exploration
Dec 26, 2023
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