US to require lower-sulfur gasoline

The Obama administration is expected to propose new rules Friday that would slash the amount of sulfur in gasoline, one of the most significant steps the administration can take this term toward cutting air pollution, said ...

Americans use more efficient and renewable energy technologies

(Phys.org)—Americans used less energy in 2011 than in the previous year due mainly to a shift to higher-efficiency energy technologies in the transportation and residential sectors. Meanwhile, less coal was used but more ...

GPS cell phone apps challenge standalone devices

(AP) -- The growth of cell phones with global-positioning technology is making life uncertain for the makers of personal navigational devices that help drivers figure out where they are and where to go.

Hopes, fears, doubts surround Cuba's oil future

One of the most prolific oil and gas basins on the planet sits just off Cuba's northwest coast, and the thaw in relations with the United States is giving rise to hopes that Cuba can now get in on the action.

High-mileage hybrids have huge payoff

Modern electric hybrid vehicles have been sold in the United States for more than a decade. Honda's two-door Insight hit the U.S. market in 1999, and Toyota marketed its first hybrid four-door sedan, the Prius, in 2000. Many ...

page 3 from 21