March 1, 2011
The Army in the air
Automobiles
PolicyMarch 1, 2011
Readers Respond to "Climate Heretic" and Other Articles
Letters to the editor from the November 2010 issue of Scientific American
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EnvironmentFebruary 28, 2011
Can we get off oil now?
EnvironmentFebruary 25, 2011
Business and ex-military leaders caution against U.S. supporting Middle Eastern oil "cartel"
February 23, 2011
Despite the Stimulus, High-Speed Rail Still Rides the Slow Track in the U.S.
Among the reasons public transportation has not taken off in the U.S. as it has elsewhere are Americans' love affair with cars and a well-developed highway infrastructure
EnvironmentFebruary 20, 2011
"Chemical body burden" researchers and advocates raise questions about biomonitoring studies and hazards regulations
February 18, 2011
Anecdotes from the Archive: Map-making on wheels
February 18, 2011
Raising the Volt-Age: Is Obama's Goal of 1 Million Electric Vehicles on U.S. Highways by 2015 Realistic?
Although waiting lists for EVs rolling off the factory floors are growing, the president's State of the Union target will be impossible without help from the federal government
TechnologyFebruary 15, 2011
The Immortal Ambitions of Ray Kurzweil: A Review of Transcendent Man
A documentary about Ray Kurzweil's belief that technology could conquer mortality reveals the futurist's emotional life but fails to question his bold claims
EnvironmentFebruary 11, 2011
Pay-Off: Have E-ZPass and Similar Toll Programs Reduced Traffic and Pollution?
Studies have shown that automated systems result in major decreases in toll plaza delays and air pollution. But does taking the inconvenience out of paying tolls encourage more driving?
February 3, 2011
Inventing Batteries from Air
ARPA-e and others aim to fund development of a battery that relies on lithium and air
February 2, 2011
A Tale of Two U.S. Electric Car Companies
Can the U.S. grow a domestic electric car industry?