A dash of lime -- a new twist that may cut CO2 levels back to pre-industrial levels July 21, 2008 | User rating: 3.9 / 5 after 102 vote(s)
| User comments: 26
Scientists say they have found a workable way of reducing CO2 levels in the atmosphere by adding lime to seawater. And they think it has the potential to dramatically reverse CO2 accumulation in the atmosphere, reports Cath ... | |
A 'New Dimension' at the LHC July 22, 2008 | User rating: 4.3 / 5 after 67 vote(s)
| User comments: 22
(PhysOrg.com) -- Later this year, the world's largest and most powerful particle accelerator, the Large Hadron Collider near Geneva, Switzerland, will begin operating, sending beams of protons hurling around circular tracks ... | |
 Pittsburgh cancer center warns of cell phone risks 18 hours ago | User rating: 2.8 / 5 after 21 vote(s)
| User comments: 21
(AP) -- The head of a prominent cancer research institute issued an unprecedented warning to his faculty and staff Wednesday: Limit cell phone use because of the possible risk of cancer. | |
 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 ... | |
First Solar: Quest for the $1 Watt July 23, 2008 | User rating: 4.1 / 5 after 39 vote(s)
| User comments: 20
Photovoltaic cells, once so costly they could be used only to power million-dollar satellites, are today turning up even on humble parking meters. Now a brash Tempe, Ariz., company called First Solar plans to take the technology ... | |
 Engineers Prove Graphene is the Strongest Material July 22, 2008 | User rating: 4.8 / 5 after 32 vote(s)
| User comments: 18
(PhysOrg.com) -- Research scientists at Columbia University’s Fu Foundation School of Engineering and Applied Science have achieved a breakthrough by proving that the carbon material graphene is the strongest ... | |
 Hitachi, GE to develop smaller nuclear reactors July 23, 2008 | User rating: 3.7 / 5 after 9 vote(s)
| User comments: 18
Japan's Hitachi and US giant General Electric will team up to sell midsize nuclear reactors to meet growing demand for power facilities in Southeast Asia, a Hitachi spokesman said Wednesday. | |
Natural selection may not produce the best organisms July 18, 2008 | User rating: 3.6 / 5 after 39 vote(s)
| User comments: 17
"Survival of the fittest" is the catch phrase of evolution by natural selection. While natural selection favors the most fit organisms around, evolutionary biologists have long wondered whether this leads to the best possible ... | |
 Unique fossil discovery shows Antarctic was once much warmer July 23, 2008 | User rating: 4.3 / 5 after 21 vote(s)
| User comments: 13
A new fossil discovery- the first of its kind from the whole of the Antarctic continent- provides scientists with new evidence to support the theory that the polar region was once much warmer. | |
How a simple mathematic formula is starting to explain the bizarre prevalence of altruism in society July 18, 2008 | User rating: 3.7 / 5 after 56 vote(s)
| User comments: 12
Why do humans cooperate in things as diverse as environment conservation or the creation of fairer societies, even when they don’t receive anything in exchange or, worst, they might even be penalized? | |
 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 20 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 ... | |
Toxic chemicals found in common scented laundry products, air fresheners July 23, 2008 | User rating: 4.7 / 5 after 28 vote(s)
| User comments: 9
A University of Washington study of top-selling laundry products and air fresheners found the products emitted dozens of different chemicals. All six products tested gave off at least one chemical regulated as toxic or hazardous ... | |
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