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Special Report

Today's Alternative Energy

Promising technologies to wean the world from fossil fuels, including offshore wind, solar, geothermal and hydrogen cars, among others

  • October 20, 2008
Solar Power Lightens Up with Thin-Film Technology

Solar Power Lightens Up with Thin-Film Technology

Cheap, durable, efficient devices are needed to generate a significant amount of electricity from the sun. So-called thin-film photovoltaic cells may be just the ticket

April 25, 2008 — David Biello

A Power Grid for the Hydrogen Economy

Cryogenic, superconducting conduits could be connected into a "SuperGrid" that would simultaneously deliver electrical power and hydrogen fuel

July 1, 2006 — Paul M. Grant, Chauncey Starr and Thomas J. Overbye

Nuclear Power Reborn

New Jersey-based NRG Energy applies to build the first new nuclear power plant in the U.S. in more than 30 years

September 26, 2007 — David Biello
A Solar Grand Plan

A Solar Grand Plan

By 2050 solar power could end U.S. dependence on foreign oil and slash greenhouse gas emissions

January 1, 2008 — Ken Zweibel, James Mason and Vasilis Fthenakis