Manufacturers conduct virtual tests on vehicle designs long before the first car rolls off the assembly line. Simulation of the tires has remained a challenge, however. The software tool “CDTire/3D” now models the wheels realistically. The sof
2018-11-11-24 09:37 admin 84
Eighteen percent of drivers on academic and medical campuses use their cell phones while driving, according to new research.
2018-11-11-24 09:37 admin 56
Scientists are developing a new assisted steering concept for electric vehicles. In conventional vehicles, the internal combustion engine not only accelerates the car but also supplies on-board assist systems with energy; such as the assisted steering sys
2018-11-11-24 09:37 admin 28
One researcher has developed a clever solution to gather naturalistic driving data. For several years, she has been using a detailed driving simulator to study how participants respond to distraction. However, recently she began taking her research on the
2018-11-11-24 09:37 admin 44
In the first study of its kind, scientists quantitatively show that electric vehicles will meet the daily travel needs of drivers longer than commonly assumed. They found that batteries that have lost 20 percent of their originally rated energy storage ca
2018-11-11-24 09:37 admin 33
Sitting in traffic during rush hour is not just frustrating for drivers; it also adds unnecessary greenhouse gas emissions to the atmosphere. Smarter traffic signals can cut greenhouse gas emissions, a new study shows, and authors encourage the uptake of
2018-11-11-24 09:37 admin 55
Drivers trying to get to work or home in a hurry know traffic congestion wastes a lot of time, but it also wastes a lot of fuel. In 2011, congestion caused people in US urban areas to travel an extra 5.5 billion hours and purchase an extra 2.9 billion gal
2018-11-11-24 09:37 admin 43
American researchers are calling upon police in all states to improve their reporting of crashes involving vehicles and bicycles. Currently, details on crashes are handwritten by police on paper and there are few bicycle-relevant codes. The researchers ca
2018-11-11-24 09:36 admin 27
Researchers have created DARTE (Database of Road Transportation Emissions), a new U.S. nationwide data inventory that can help to provide this crucial information.
2018-11-11-24 09:36 admin 33
Punishments for drivers whose blood alcohol content is measured above legal thresholds for impairment have reduced the likelihood of repeat offenses, says an economist. To further discourage drunk driving, the researcher suggests lowering the thresholds a
2018-11-11-24 09:36 admin 7
Unlike other hydrogen fuel production methods that rely on highly processed sugars, the team used dirty biomass -- the husks and stalks of corn plants -- to create their fuel. This not only reduces the initial expense of creating the fuel, it enables the
2018-11-11-24 09:36 admin 48
The success of electric vehicle networks depends on economical vehicles – and efficient power grids. Existing power lines were not designed for the loads generated by electric vehicles. Researchers have developed prototype software to show grid oper
2018-11-11-24 09:36 admin 16
How can a pleasant vehicle climate be achieved efficiently? Researchers found that the potential of energy-efficient air conditioning is all but exhausted. And this applies also to gasoline-powered cars. Inefficiency has its advantages, too: In the past,
2018-11-11-24 09:36 admin 29
As a strategy to decrease road accidents caused under the influence of alcohol, a group of young students has developed an automotive safety system that detects the alcohol blood level of a potential driver and prevents them from driving.
2018-11-11-24 09:36 admin 33
Vehicle cost, current battery technology, and inadequate consumer knowledge are some of the barriers preventing widespread adoption of plug-in electric vehicles, says a new congressionally mandated report.
2018-11-11-24 09:36 admin 45
A single oil spill can release 30,000 tons of oil into the ocean if two vessels collide. In grounding the high weight can lead to oil disaster, in the Baltic Sea up to 120,000 tons. This estimate does not include the new giant tankers.
2018-11-11-24 09:36 admin 35
Use of clean fuels and updated pollution control measures in the school buses 25 million children ride every day could result in 14 million fewer absences from school a year, based on a new study.
2018-11-11-24 09:36 admin 28
Scientists have built a low-cost centimeter-accurate GPS system that reduces location errors from the size of a large car to the size of a nickel -- a more than 100 times increase in accuracy. The breakthrough is a powerful and sensitive software-defined
2018-11-11-24 09:36 admin 25
Imagine a battery-powered plane that has 10 engines and can take off like a helicopter and fly efficiently like an aircraft. That is a concept being developed by NASA researchers called Greased Lightning or GL-10.
2018-11-11-24 09:36 admin 11
Ethanol fuel refineries could be releasing much larger amounts of some ozone-forming compounds into the atmosphere than current assessments suggest, a new study finds. Airborne measurements downwind from an ethanol fuel refinery in Decatur, Illinois, show
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