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News tagged with sierra

Sir Richard Branson All Fired Up With Latest Rocket Motor Test

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 ...

Space & Earth / Space Exploration

created May 31, 2009 | popularity 4.9 / 5 (15) | comments 16 weblog

Fox spit helped Forest Service confirm rare find

(PhysOrg.com) -- Three weeks ago, when U.S. Forest Service biologists thought they had found a supposedly extinct fox in the mountains of central California, they turned to UC Davis for confirmation.

Biology / Plants & Animals

created Sep 03, 2010 | popularity 4.6 / 5 (10) | comments 3 | with audio podcast

Giant Sequoias Yield Longest Fire History from Tree Rings

(PhysOrg.com) -- California's western Sierra Nevada had more frequent fires between 800 and 1300 than at any time in the past 3,000 years, according to a new study led by Thomas W. Swetnam, director of UA's ...

Space & Earth / Environment

created Mar 17, 2010 | popularity 4.9 / 5 (9) | comments 22 | with audio podcast

Fossil Leaves Depict Warm, High Sierra Nevada Mountains in Ancient Past

(PhysOrg.com) -- A team led by Yale University geologists has reconstructed the climate and elevation of California’s northern Sierra Nevada mountains using organic materials derived from ancient leaves and ...

Space & Earth / Earth Sciences

created Jan 06, 2010 | popularity 4.5 / 5 (8) | comments 8 | with audio podcast

S.Leone elephants 'wiped out' by poachers: official

Poachers "wiped out" the entire elephant herd in Sierra Leone's only wildlife park, wildlife managers said Thursday after police said they had arrested a gang of 10 poachers.

Biology / Ecology

created Nov 26, 2009 | popularity 5 / 5 (7) | comments 6

NASA inks agreement with maker of Atlas V rocket

NASA said Monday that it had reached an agreement with United Launch Alliance (ULA) to try to adopt the Atlas V commercial rocket to send astronauts to the International Space Station (ISS).

Space & Earth / Space Exploration

created Jul 19, 2011 | popularity 5 / 5 (6) | comments 16

US ramping up private sector's role in spaceflight

The first flight of a commercial vessel to the International Space Station in late April will signal a bigger role for the private sector and open up space tourism opportunities, industry experts and lawmakers ...

Space & Earth / Space Exploration

created Mar 25, 2012 | popularity 2.6 / 5 (10) | comments 4

Searching for Alien Life, on Earth

If you spend an afternoon walking along the muddy shore of Mono Lake, with the eastern flank of the Sierra Nevada mountains looming majestically in the background, you’ll no doubt discover, as others have ...

Biology / Cell & Microbiology

created Oct 05, 2009 | popularity 5 / 5 (5) | comments 0

SpaceX poised for high-stakes space station launch

SpaceX on Saturday aims to become the first private company to send its own cargo ship to the International Space Station, a feat that only a handful of world governments have pulled off.

Space & Earth / Space Exploration

created May 17, 2012 | popularity 5 / 5 (5) | comments 5

The Flight of Migrating Microbes

Every day, millions of microorganisms reach Spain from the Sahara Desert and the Sahel region - by flying.

Space & Earth / Earth Sciences

created Jul 30, 2010 | popularity 3.8 / 5 (6) | comments 0 | with audio podcast

2 more rare red foxes confirmed in Sierra Nevada

(AP) -- Federal wildlife biologists have confirmed sightings of two more Sierra Nevada red foxes that once were thought to be extinct.

Biology / Plants & Animals

created Dec 04, 2010 | popularity 4.6 / 5 (5) | comments 14

Plants disappear as a result of climate changes: study

Climate changes mean that species are disappearing from European mountain regions. This is shown by new research involving biologists from the University of Gothenburg, the results of which are now being publishing ...

Biology / Ecology

created May 08, 2012 | popularity 4.2 / 5 (5) | comments 1

NASA completes Dream Chaser flight test milestone

(Phys.org) -- Sierra Nevada Corporation (SNC) Space Systems successfully completed a "captive carry test" of its full-scale Dream Chaser orbital crew vehicle Tuesday, marking a new milestone in the company's ...

Space & Earth / Space Exploration

created Jun 01, 2012 | popularity 5 / 5 (4) | comments 2

End of Winter: How 2012 snow stacks up

The mild winter of 2012 has many people asking, "Where's the snow?" These two snow cover maps show the difference between snow extent on March 3, 2011, and March 5, 2012. The maps were compiled from data collected ...

Space & Earth / Earth Sciences

created Mar 14, 2012 | popularity 3.8 / 5 (5) | comments 0

Mysterious seaweed dump chokes S.Leone's coastline

Massive piles of seaweed have washed ashore along Sierra Leone's coastline, covering the white sand and raising fears for tourism and the fishing industry, officials said Monday.

Space & Earth / Environment

created Jul 04, 2011 | popularity 4.5 / 5 (4) | comments 0