Cars bad for children and the planet

Children today spend more time in cars than previous generations. They also spend less time playing on the streets and in unstructured and unsupervised activity outdoors. The lack of opportunities for physical activity and ...

New insight into a central biological dogma on ion transport

New research results from Aarhus University and New York University show how active transport of potassium can be achieved by a membrane protein complex that has roots in both ion pump and ion channel super-families. The ...

Political lobbying, connections may help airlines profits take off

Government lobbying and political connections may add lift to the air transportation industry's profitability, but they could also cause a crash in talented transportation administrators, according to a Penn State Harrisburg ...

Economic output less dependent on road transportation

For the past 10 years, motorization in the U.S. has been on the decline, due mainly to more telecommuting, greater use of public transit, increased urbanization of the population and changes in the ages of drivers.

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