President Obama Working to Reverse President Bush's Environmental Legacy
May 01, 2009 |
4.4 / 5 (179) |
63
(PhysOrg.com) -- In the U.S., there is a tradition followed by outgoing presidents: Enact as many new policies as possible -- especially if you think that the incoming president would disapprove. This practice ...
SETI@home completes a decade of ET search
Space & Earth / Space Exploration
May 01, 2009 |
4.3 / 5 (32) |
9
The SETI@home project, which has involved the worldwide public in a search for radio-wave evidence of life outside Earth, marks its 10th anniversary on May 17, 2009.
Sea Salt Holds Clues to Climate Change
Space & Earth / Earth Sciences
May 01, 2009 |
4.5 / 5 (20) |
3
(PhysOrg.com) -- We know that average sea levels have risen over the past century, and that global warming is to blame. But what is climate change doing to the saltiness, or salinity, of our oceans?
Why Are Galaxies So Smooth?
May 01, 2009 |
4.4 / 5 (18) |
1
(PhysOrg.com) -- Using NASA's Spitzer Space Telescope, an international team of astronomers has discovered streams of young stars flowing from their natal cocoons in distant galaxies. These distant rivers ...
A Single Neuron Can Change the Activity of the Whole Brain
Medicine & Health / Neuroscience
May 01, 2009 |
4.8 / 5 (16) |
2
(PhysOrg.com) -- The pulsing of a single neuron can switch a brain’s waves from the equivalent of a big ocean swell to ripples on a pond, according to new research from Howard Hughes Medical Institute investigator ...
Invisibility Cloak Blurs Line Between Magic and Science (w/Video)
May 01, 2009 |
3.8 / 5 (20) |
19
(PhysOrg.com) -- The great science fiction writer Arthur C. Clarke famously noted the similarities between advanced technology and magic. This summer on the big screen, the young wizard Harry Potter will once ...
Frozen helium-4 may be an unusual 'superglass'
May 01, 2009 |
4.2 / 5 (15) |
11
(PhysOrg.com) -- When helium is cooled to around 4 degrees above absolute zero, it turns liquid. Make it a couple of degrees cooler, and it becomes a "superfluid" that flows without resistance from its container, ...
Your brain on -- and off -- caffeine
May 01, 2009 |
3.7 / 5 (14) |
9
Ever miss your daily cup of coffee and subsequently get a pounding headache? According to reports from consumers of coffee and other caffeinated products, caffeine withdrawal is often characterized by a headache, ...
'Smart turbine blades' to improve wind power
May 01, 2009 |
3.9 / 5 (12) |
10
Researchers have developed a technique that uses sensors and computational software to constantly monitor forces exerted on wind turbine blades, a step toward improving efficiency by adjusting for rapidly ...
Officials break ground for the world's most advanced neutrino experiment
May 01, 2009 |
4.5 / 5 (10) |
15
(PhysOrg.com) -- Construction begins this month on a cutting-edge physics laboratory in northern Minnesota, supported by the American Recovery and Reinvestment Act. Congressman James Oberstar of Minnesota ...
Windows 7 to make public debut May 5
May 01, 2009 |
1.8 / 5 (22) |
5
Microsoft said Thursday that a nearly-final version of its next-generation Windows 7 operating system will be publicly released on May 5.
Servicing Mission 4 -- the fifth and final visit to Hubble
Space & Earth / Space Exploration
May 01, 2009 |
4.8 / 5 (8) |
2
(PhysOrg.com) -- The combination of Hubble's powerful suite of instruments and its position far above the effects of Earth's atmosphere has consistently produced outstanding scientific results for nineteen ...
Dolphins maintain round-the-clock visual vigilance
May 01, 2009 |
4.6 / 5 (8) |
2
Dolphins have a clever trick for overcoming sleep deprivation. Sam Ridgway from the US Navy Marine Mammal Program explains that they are able to send half of their brains to sleep while the other half remains ...
Snakes and how they helped our big brains evolve
May 01, 2009 |
3.6 / 5 (9) |
2
The threat of snakes gave primates superior vision and large brains -- and fueled a critical aspect of human evolution, UC Davis anthropology professor Lynne Isbell argues in a new book.
Sea-floor Sediments Illuminate 53 Million Years of Climate History
Space & Earth / Earth Sciences
May 01, 2009 |
4.6 / 5 (5) |
1
(PhysOrg.com) -- The Integrated Ocean Drilling Program (IODP) drillship JOIDES Resolution is returning to port in Honolulu this week after a two-month voyage to chart detailed climate history in the equatorial ...
