Archive: 01/03/2013

US holiday season online spending climbs

Industry tracker comScore on Thursday reported that US shoppers spent a total of $42.3 billion online during the year-end holiday season—a 14 percent jump from the same period in 2011.

Jan 03, 2013
not rated yet 0

Jumping droplets help heat transfer

Many industrial plants depend on water vapor condensing on metal plates: In power plants, the resulting water is then returned to a boiler to be vaporized again; in desalination plants, it yields a supply of clean water. ...

Jan 03, 2013
5 / 5 (5) 0 | with audio podcast

Improving DNA amplification from problematic plants

The polymerase chain reaction (PCR) is a common technique used to amplify, or copy, pieces of DNA. Amplified DNA is then used in genetic analyses for everything from medicine to forensics. In plant research, PCR is a vital ...

Jan 03, 2013
not rated yet 0

Finding Chicago's food gardens with Google Earth

Urban agriculture is promoted as a strategy for dealing with food insecurity, stimulating economic development, and combating diet-related health problems in cities. However, up to now, no one has known how much gardening ...

Jan 03, 2013
not rated yet 0

First meteorite linked to Martian crust

After extensive analyses by a team of scientists led by Carl Agee at the University of New Mexico, researchers have identified a new class of Martian meteorite that likely originated from the Mars's crust. ...

Jan 03, 2013
5 / 5 (6) 4 | with audio podcast