EPA closer to global warming warning (Update)
Mar 23, 2009 |
4.6 / 5 (79) |
5
(AP) -- The Environmental Protection Agency has taken the first step on the long road to regulating greenhouse gases under the Clean Air Act.
'Cold fusion' rebirth? New evidence for existence of controversial energy source
Mar 23, 2009 |
3.6 / 5 (44) |
59
Researchers are reporting compelling new scientific evidence for the existence of low-energy nuclear reactions (LENR), the process once called "cold fusion" that may promise a new source of energy. One group ...
After the collapse: Scientists observe the largest exploding star yet seen
Mar 23, 2009 |
4.4 / 5 (22) |
6
Scientists from the Weizmann Institute of Science and San Diego State University managed to observe a super-sized supernova explosion from start to finish, including the black hole ending.
What is 'Real'? How Our Brain Differentiates Between Reality and Fantasy
Medicine & Health / Neuroscience
Mar 23, 2009 |
4.2 / 5 (22) |
24
(PhysOrg.com) -- Most people can easily tell the difference between reality and fantasy. We know that characters in novels and movies are fictitious, and we also understand that historical figures - even if ...
Solving a subatomic shell game: Physicists decode hidden properties of the rare Earths
Mar 23, 2009 |
4.4 / 5 (14) |
5
Physicists at Michigan Technological University have filled in some longtime blank spaces on the periodic table, calculating electron affinities of the lanthanides, a series of 15 elements known as rare earths.
Oops: Colbert wins NASA space station name contest
Space & Earth / Space Exploration
Mar 23, 2009 |
3.7 / 5 (13) |
10
(AP) -- NASA's online contest to name a new room at the international space station went awry. Comedian Stephen Colbert won.
Linking Climate Change in Siberia and Britain
Space & Earth / Earth Sciences
Mar 23, 2009 |
3.3 / 5 (14) |
1
(PhysOrg.com) -- Scientists have for first time demonstrated a critical link between the Siberian climate and the circulation of the major current system which gives us our mild winters here in the UK. This new understanding ...
More Internet predators are challenging agents
Mar 23, 2009 |
4.3 / 5 (9) |
0
(AP) -- Eric Szatkowski is a Wisconsin Justice Department special agent, but on that Sunday afternoon he entered an online chat room as a 14-year-old boy. He claimed he was into weightlifting, AC/DC and muscle magazines. ...
Brain wave patterns can predict blunders, new study finds
Mar 23, 2009 |
4.3 / 5 (9) |
3
From spilling a cup of coffee to failing to notice a stop sign, everyone makes an occasional error due to lack of attention. Now a team led by a researcher at the University of California, Davis, in collaboration ...
Redefining DNA: Darwin from the atom up
Mar 23, 2009 |
3.9 / 5 (10) |
1
In a dramatic rewrite of the recipe for life, scientists from Florida today described the design of a new type of DNA with 12 chemical letters instead of the usual four. Presented here at the 237th National Meeting of the ...
'Ice that burns' may yield clean, sustainable bridge to global energy future
Mar 23, 2009 |
4.1 / 5 (9) |
4
In the future, natural gas derived from chunks of ice that workers collect from beneath the ocean floor and beneath the arctic permafrost may fuel cars, heat homes, and power factories. Government researchers ...
Proteins by design: Biochemists create new protein from scratch
Mar 23, 2009 |
5 / 5 (7) |
3
(PhysOrg.com) -- No doubt proteins are complex. Most are "large" and full of interdependent branches, pockets and bends in their final folded structure. This complexity frustrates biochemists and protein engineers ...
Scientists create new enzymes for biofuel production
Mar 23, 2009 |
4.4 / 5 (8) |
3
Researchers at the California Institute of Technology (Caltech) and world-leading gene-synthesis company DNA2.0 have taken an important step toward the development of a cost-efficient process to extract sugars ...
Researchers find the earliest evidence of domesticated maize
Other Sciences / Archaeology & Fossils
Mar 23, 2009 |
4.4 / 5 (7) |
0
Maize was domesticated from its wild ancestor more than 8700 years according to biological evidence uncovered by researchers in the Mexico's Central Balsas River Valley. This is the earliest dated evidence ...
Increasing number of Americans have insufficient levels of vitamin D
Mar 23, 2009 |
4.8 / 5 (6) |
1
Average blood levels of vitamin D appear to have decreased in the United States between 1994 and 2004, according to a report in the March 23 issue of Archives of Internal Medicine.
