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Controlling Fire Ants Area-Wide
Posted on October 17, 2007 at 10:24:37 pm
Progress is being made in coordinated efforts to halt the spread of imported fire ants, according to Agricultural Research Service (ARS) scientists studying this invasive pest that now inhabits more than 320 million acres.

Why Do Leaves Change Color In The Fall?
Posted on October 17, 2007 at 10:11:03 pm
Many of the colors we see in fall are always present, but normally they’re hidden from view, says UW-Madison Arboretum native plant gardener Susan Carpenter.

Community Gardens, Alternative Food Networks Can Lead To Healthier Eating
Posted on October 13, 2007 at 06:20:16 pm
In the light of growing concerns about the separation of producers and consumers in our food system and the power of big supermarkets, new research provides valuable insights into the motivations and practices of consumers and producers involved in 'alter

Laser Joining Of Solar Cells
Posted on October 10, 2007 at 11:13:23 pm
A single solar cell produces a relatively low output – it’s a case of strength in numbers. Tiny strips of metal are used to link cells together. If the laser soldering temperature is too high, the solder joint may fracture. A new system provides autom

Why Are Huge Numbers Of Camels Dying In Africa And Saudi Arabia?
Posted on October 10, 2007 at 10:55:35 pm
More than 2000 dromedaries -- Arabian camels -- have died since August 10 in Saudi Arabia. Various theories have been put forward to explain the numerous deaths.

Hydrogen Storage Model Speeds Development Of Alternative Fuel Vehicles
Posted on October 07, 2007 at 10:56:07 am
Researchers have developed a model that could help engineers and scientists speed up the development of hydrogen-fueled vehicles by identifying promising hydrogen-storage materials and predicting favored thermodynamic chemical reactions.

2007 Ozone Hole 'Smaller Than Usual'
Posted on October 05, 2007 at 10:42:48 am
The ozone hole over Antarctica has shrunk 30 percent as compared to last year's record size.

Carbon Dioxide Did Not End The Last Ice Age, Study Says
Posted on October 02, 2007 at 10:51:41 pm
Carbon dioxide did not cause the end of the last ice age, a new study in Science suggests, contrary to past inferences from ice core records

Any Digital Camera Can Take Multibillion-pixel Shots With New Device
Posted on September 29, 2007 at 10:54:19 am
Researchers have built a low-cost robotic device that enables any digital camera to produce breathtaking gigapixel (billions of pixels) panoramas, called GigaPans.

Extraterrestrial Impact Likely Source Of Sudden Ice Age Extinctions
Posted on September 25, 2007 at 11:22:13 am
At the end of the Pleistocene era, woolly mammoths roamed North America along with a cast of fantastic creatures – giant sloths, saber-toothed cats, camels, lions, tapirs and the incredible teratorn, a condor with a 16-foot wingspan.


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