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Space & Earth science news 1234

Deep Impact Films Earth as an Alien World

July 18, 2008 | User rating: 4.5 / 5 after 32 vote(s) | User comments: 20

(PhysOrg.com) -- NASA's Deep Impact spacecraft has created a video of the moon transiting (passing in front of) Earth as seen from the spacecraft's point of view 31 million miles away. Scientists are using ...


Phoenix Mars Lander Works Through the Night

July 22, 2008 | User rating: 3.8 / 5 after 16 vote(s) | User comments: 12

(PhysOrg.com) -- To coordinate with observations made by an orbiter flying repeatedly overhead, NASA's Phoenix Mars Lander is working a schedule Monday that includes staying awake all night for the first time. ...


Los Angeles bans plastic bagging in stores

July 23, 2008 | User rating: 3.8 / 5 after 14 vote(s) | User comments: 12

The city of Los Angeles announced it will ban all plastic bags from retail stores as of July 1, 2010, following similar anti-pollution regulations already enforced in San Francisco.


The sun could be having a 15% or 20% effect on climate change

July 18, 2008 | User rating: 2.8 / 5 after 26 vote(s) | User comments: 11

Global warming is mainly caused by greenhouse gas emissions resulting from human activities; however, current climatic variations may be affected “around 15% or 20%” by solar activity, according to the researcher Manuel Vázquez ...


Ancient Galactic Magnetic Fields Stronger than Expected

July 23, 2008 | User rating: 4.5 / 5 after 21 vote(s) | User comments: 10

(PhysOrg.com) -- Mining the far reaches of the universe for clues about its past, a team of scientists including Philipp Kronberg of Los Alamos National Laboratory has proposed that magnetic fields of ancient galaxies like ...


Researchers find key to saving the world's lakes

July 21, 2008 | User rating: 3.3 / 5 after 32 vote(s) | User comments: 9

After completing one of the longest running experiments ever done on a lake, researchers from the University of Alberta, University of Minnesota and the Freshwater Institute, contend that nitrogen control, in which the European ...


The Pole star comes to life again

July 21, 2008 | User rating: 4.5 / 5 after 45 vote(s) | User comments: 8

(PhysOrg.com) -- The Northern Star, whose vibrations were thought to be dying away, appears to have come to life again.


Scientists solve 30-year-old aurora borealis mystery

13 hours ago | User rating: 3.6 / 5 after 17 vote(s) | User comments: 8

UCLA space scientists and colleagues have identified the mechanism that triggers substorms in space; wreaks havoc on satellites, power grids and communications systems; and leads to the explosive release of ...


Arctic 'holds 90bln barrels of oil, mostly offshore'

13 hours ago | User rating: 4.6 / 5 after 7 vote(s) | User comments: 8

Within the Arctic circle there are 90 billion barrels of oil and vast quantities of natural gas waiting to be tapped, most of it offshore, the government-run US Geological Survey said.


New uranium leak discovered at French nuclear site

July 18, 2008 | User rating: not shown ( 4 vote(s) ) | User comments: 5

French nuclear safety authorities said Friday that a broken pipe at a nuclear fuel plant in southeast France had caused a radioactive leak but no damage to the environment.


New Project To Develop GPS-Like System For Moon

July 21, 2008 | User rating: 3.2 / 5 after 9 vote(s) | User comments: 5

The same Ohio State University researcher who is helping rovers navigate on Mars is leading a new effort to help humans navigate on the moon.


Cow power could generate electricity for millions

July 24, 2008 | User rating: 3.8 / 5 after 15 vote(s) | User comments: 5

Converting livestock manure into a domestic renewable fuel source could generate enough electricity to meet up to three per cent of North America's entire consumption needs and lead to a significant reduction in greenhouse ...


Spitzer Reveals 'No Organics' Zone Around Pinwheel Galaxy

July 21, 2008 | User rating: 3.9 / 5 after 14 vote(s) | User comments: 4

(PhysOrg.com) -- The Pinwheel galaxy is gussied up in infrared light in a new picture from NASA's Spitzer Space Telescope.


3-D Views Posted From NASA's Phoenix Mars Lander

July 18, 2008 | User rating: 4.2 / 5 after 5 vote(s) | User comments: 3

(PhysOrg.com) -- NASA's Phoenix Mars Mission has released stereo images of the Martian surface near the Phoenix lander. The images in the new 3-D Gallery combine views from the left and right "eyes" of the ...


Western governors offer greenhouse emissions plan

21 hours ago | User rating: 1.6 / 5 after 5 vote(s) | User comments: 3

(AP) -- Seven Western states are joining four Canadian provinces to propose a plan to limit greenhouse gas emissions through use of a "cap and trade" system.


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