New family of biodegradable polymers shows promise for intracellular drug delivery
Mar 27, 2006 |
3.9 / 5 (9) |
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A newly developed family of biodegradable polymers has shown potential for use in intracellular delivery and sustained release of therapeutic drugs to the acidic environments of tumors, inflammatory tissues ...
NASA Reinstates the Dawn Mission
Mar 27, 2006 |
4.7 / 5 (7) |
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NASA senior management announced a decision Monday to reinstate the Dawn mission, a robotic exploration of two major asteroids. Dawn had been canceled because of technical problems and cost overruns. The mission, named because ...
Motorola delivers the power of 3G with E1070 handset
Mar 27, 2006 |
3.9 / 5 (7) |
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Motorola today unveiled its latest 3G handset, the Motorola E1070. Specially designed to deliver the power of 3G technology, the Motorola E1070 offers extraordinary entertainment, communications and versatility.
Plotting the road ahead for wireless sensor networks
Mar 27, 2006 |
3.6 / 5 (7) |
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Wireless sensor networks consisting of multiple objects, each capable of simple sensing, actuation, communication and processing have tremendous potential. To better realise their full capabilities researchers ...
Researchers measure high-pressure lattice dynamics of molybdenum
Physics /
Mar 27, 2006 |
4.6 / 5 (5) |
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For the first time, a group of Livermore researchers have been able to pin down the high-pressure lattice dynamics of the transition metal molybdenum by mapping its phonon energies under extremely high pressure.
Clues to African archaeology found in lead isotopes
Mar 27, 2006 |
3.5 / 5 (6) |
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Microscopic specs of lead are offering clues about the enormous cultural changes that swept across northern Africa a thousand years ago. At The University of Arizona in Tucson, a young archaeologist is analyzing ...
Light-sensitive particles change chemistry at the flick of a switch
Physics /
Mar 27, 2006 |
4.5 / 5 (4) |
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A light-sensitive, self-assembled monolayer that provides unique control over particle interactions has been developed by scientists at the University of Illinois at Urbana-Champaign. Particles coated with the monolayer change ...
North Carolina has water safety problem
Mar 27, 2006 |
3.4 / 5 (5) |
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North Carolina reportedly is not adequately protecting the state's residents from unsafe drinking water containing arsenic, bacteria or other contaminates.
Polymer composite provides better fire protection than steel
Mar 27, 2006 |
3.2 / 5 (5) |
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The U.S. Navy needs lighter materials so ships will go further faster. One way to do that is to use new composite materials. But how will these materials respond to fire -- one of the most critical safety concerns on a ship? ...
Envisat making first direct measurements of ocean surface velocities
Mar 27, 2006 |
4.7 / 5 (3) |
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For more than a decade space-based radar instruments have been routinely observing ocean surface phenomena including wind, waves, oil slicks, even the eyes of hurricanes. Now – employing the same principle as ...
Online service helps users trade DVDs
Mar 27, 2006 |
4.3 / 5 (3) |
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Your old DVD of "The English Patient" has been sitting on your shelves since you got it; meanwhile you want to get the DVD of "Saw II" but don't want to pay $20 at a retail store. How do these relate? If you're ...
'Accelerated evolution' converts RNA enzyme to DNA enzyme in vitro
Mar 27, 2006 |
3.7 / 5 (3) |
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This "evolutionary conversion" provides a modern-day snapshot of how life as we understand it may have first evolved out of the earliest primordial mix of RNA-like molecules-sometimes referred to as the "pre-RNA world"-into ...
Inducing melanoma for cancer vaccine development
Mar 27, 2006 |
4 / 5 (2) |
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Cancer vaccines are being investigated in early-phase clinical trials around the world, with many of those trials recruiting patients with melanoma. Although tumor regressions have been seen in 10% to 20% of patients with ...
Study shows headdown bedrest precisely mimics human physiology in spaceflight
Mar 27, 2006 |
3.5 / 5 (2) |
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With President Bush talking up trips to the moon and Mars, and a new satellite circling the red planet, ever wonder what it feels like in space? The expensive way to find out is to hitch a ride on a parabolic aircraft trip, ...
Briefs: XM adds 17 new programs to lineup
Mar 27, 2006 |
3.5 / 5 (2) |
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XM Satellite Radio added 10 new music channels and seven news channels to its lineup, including a program hosted by Oprah Winfrey.
