Dark Energy v. The Void: What if Copernicus was Wrong?
Sep 26, 2008 |
4 / 5 (102) |
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Dark energy is at the heart of one of the greatest mysteries of modern physics, but it may be nothing more than an illusion, according physicists at Oxford University. The problem facing astrophysicists is that they have ...
100 million years AD
Space & Earth / Earth Sciences
Sep 26, 2008 |
2.8 / 5 (62) |
58
(PhysOrg.com) -- Jan Zalasiewicz, a lecturer in geology at the University of Leicester, has published a new study looking at the lasting impression made by mankind -100 million years hence. He takes the perspective of alien ...
NASA's dirty secret: Moon dust
Space & Earth / Space Exploration
Sep 26, 2008 |
4.8 / 5 (28) |
10
The Apollo Moon missions of 1969-1972 all share a dirty secret. "The major issue the Apollo astronauts pointed out was dust, dust, dust," says Professor Larry Taylor, Director of the Planetary Geosciences ...
Researchers study how pistachios may improve heart health
Sep 26, 2008 |
4.5 / 5 (27) |
1
Going green may be heart healthy if the green you choose is pistachio nuts, according to researchers at Penn State who conducted the first study to investigate the way pistachios lower cholesterol.
Tsunami Invisibility Cloak
Sep 26, 2008 |
4.4 / 5 (26) |
1
Rather than building stronger ocean-based structures to withstand tsunamis, it might be easier to simply make the structures disappear.
Hybrid Nanoparticles Image and Treat Tumors
Nanotechnology / Bio & Medicine
Sep 26, 2008 |
4.6 / 5 (21) |
0
(PhysOrg.com) -- By combining a magnetic nanoparticle, a fluorescent quantum dot, and an anticancer drug within a lipid-based nanoparticle, a multi-institutional research team headed by members of the National Cancer Institute’s ...
STERN rocket firing completed
Space & Earth / Space Exploration
Sep 26, 2008 |
4.2 / 5 (19) |
1
(PhysOrg.com) -- The performance of unpiloted, reuseable spaceplanes could be significantly improved thanks to the completion of the Static Test Expansion/Deflection Rocket Nozzle (STERN) engine test programme.
Emissions rising faster this decade than last
Sep 26, 2008 |
3.9 / 5 (18) |
2
The latest figures on the global carbon budget to be released in Washington and Paris today indicate a four-fold increase in growth rate of human-generated carbon dioxide emissions since 2000.
Biophysicists create new model for protein-cholesterol interactions in brain and muscle tissue
Biology /
Sep 26, 2008 |
4.9 / 5 (14) |
0
Biophysicists at the University of Pennsylvania have used 3,200 computer processors and long-established data on cholesterol's role in the function of proteins to clarify the mysterious interaction between ...
New underwater robot can hover in place
Sep 26, 2008 |
4 / 5 (14) |
1
(PhysOrg.com) -- MIT researchers have designed a new robotic underwater vehicle that can hover in place like a helicopter -- an invaluable tool for deepwater oil explorers, marine archaeologists, oceanographers ...
Engineer: Head-first slide is quicker
Sep 26, 2008 |
3.7 / 5 (15) |
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Base running and base stealing would seem to be arts driven solely by a runner's speed, but there's more than mere gristle, bone and lung power to this facet of baseball -- there are lots of mathematics and physics at play.
Physicists Find that Size Matters When Initiating an Object's Movement Through Grains
Sep 26, 2008 |
4.1 / 5 (13) |
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A team of Penn State physicists has discovered that the size of grains, such as sand, above a buried object is important in determining the force required to begin raising the object. No one, until now, has ...
Foam reactor is 10 times more energy efficient
Sep 26, 2008 |
4.3 / 5 (12) |
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There is considerable worldwide demand for new types of reactors for the rapid and well- controlled production of high value chemicals. Charl Stemmet has developed the porous foam reactor, which has an energy efficiency ten ...
Toshiba Launches 256GB Solid State Drives with MLC
Sep 26, 2008 |
4.6 / 5 (10) |
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Toshiba today announced enhancements to its line-up of NAND-flash-based solid state drives (SSD) with the addition of an industry-leading 256-gigabyte (GB) SSD and the launch of a series of small-sized Flash ...
Scientists unmask key HIV protein, open door for more powerful AIDS drugs
Medicine & Health / HIV & AIDS
Sep 26, 2008 |
4.8 / 5 (9) |
0
University of Michigan scientists have provided the most detailed picture yet of a key HIV accessory protein that foils the body's normal immune response. Based on the findings, which appear online in the ...
