News tagged with narrow channels
Microswimmers" make a big splash for improved drug delivery
Jan 12, 2009 |
3 / 5 (1) |
0
They may never pose a challenge to Olympic superstar Michael Phelps, but the "microswimmers" developed by researchers in Spain and the United Kingdom could break a long-standing barrier to improving delivery of medications ...
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Light used to map effect of neurons on one another
Medicine & Health / Neuroscience
13 hours ago |
5 / 5 (3) |
0
(PhysOrg.com) -- Scientists at Harvard University have used light and genetic trickery to trace out neurons' ability to excite or inhibit one another, literally shedding new light on the question of how neurons ...
New Study of Meteorite Provides More Evidence for Ancient Life on Mars
Space & Earth / Space Exploration
14 hours ago |
4.9 / 5 (23) |
12
(PhysOrg.com) -- In 1996, when scientists examined a meteorite from Mars previously uncovered in Antarctica, they were intrigued by what looked like microscopic fossils of ancient Martian life forms. Now, ...
Water droplets shape graphene nanostructures
17 hours ago |
4.4 / 5 (5) |
0
A single-atom-thick sheet of carbon, like those seen in pencil marks -- offers great potential for new types of nanoscale devices, if a good way can be found to mold the material into desired shapes.
P&G to stop e-coupons for Kroger loyalty cards
17 hours ago |
not rated yet |
0
(AP) -- Procter & Gamble Co. is getting a digital divorce from Kroger Co., severing the online coupon program the two Cincinnati-based companies began two years ago.
Pre-eruption earthquakes offer clues to volcano forecasters
Space & Earth / Earth Sciences
Dec 16, 2009 |
4.5 / 5 (2) |
1
Like an angry dog, a volcano growls before it bites, shaking the ground and getting "noisy" before erupting. This activity gives scientists an opportunity to study the tumult beneath a volcano and may help ...
Everlasting Quantum Wave: Physicists Predict New Form of Soliton in Ultracold Gases
Dec 16, 2009 |
4.7 / 5 (10) |
2
(PhysOrg.com) -- Solitary waves that run a long distance without losing their shape or dying out are a special class of waves called solitons. These everlasting waves are exotic enough, but theoreticians at ...
Brain surgery evolves to destroy rogue blood vessels
Dec 16, 2009 |
not rated yet |
0
(PhysOrg.com) -- Over three decades, a world-recognized medical team at UC San Diego Medical Center has spurred the evolution of a complex surgery to destroy dangerous clusters of arteries and veins in the brain. Integrating ...
Report: Arizonans make good neighbors, but not good citizens
Other Sciences / Social Sciences
Dec 16, 2009 |
3 / 5 (2) |
0
(PhysOrg.com) -- Polls consistently show that Arizonans take pride in their state, enjoy their quality of life, and like and trust their neighbors. Yet despite such positive outlooks, the percentage of Arizona citizens who ...
Growing Europe's nanowires
Dec 16, 2009 |
4.5 / 5 (2) |
0
(PhysOrg.com) -- European researchers have developed state-of-the-art nanowire 'growing' technology, opening the way for faster, smaller microchips and creating a promising new avenue of research and industrial ...
Naturally skinny people have their own challenges
Dec 15, 2009 |
2 / 5 (2) |
0
Nancy Brueheim wishes she could break 100 pounds. Without working at it, Brueheim, who is 71 and stands 5-foot-2, fluctuates between 95 and 98 pounds.
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