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L.A. showroom for all-electric sports car
Tesla Roadster starts at $107,000 and waitlist is 15 months
All-electric car set for U.S. sales in '09
Silicon Valley investors team up with Norway's Think carmaker
Maker of electric cars sues rival
Silicon Valley's Tesla says designer took secrets for its plug-in hybrid
Students win with 2,843 mpg car
300 students competed to build, drive very high mileage vehicles
Big 3 beat soundly on list of green automakers
Focus on biofuel at expense of hybrids helps put Americans behind curve
Wind turbines join high-rise towers
Developers of Bahrain center hope they will produce 15 percent of power
Solar balloons to power remote areas?
Photovoltaic panels could cover blimp-size surfaces to power areas below
GM: Volt plug-in hybrid 'No. 1 priority'
Battery, design labs opened to journalists as part of 'reality' check
More Green Machines news & features
Boeing plane flies on hydrogen, fuel cells
Boeing touts green, electric power for auxiliary use on large aircraft
Calif. drops target for zero-emission cars
12 states to adopt new regulation; health, environmental groups upset
Danes plan wind-powered electric cars
Power company and Silicon Valley startup announce network plan
Ten high-end cars that pollute the least
No need to buy small and cheap to help out the environment
Sailor sets off on wave-powered boat
Solar panels will power microwave during 4,000 mile, 10-week trip
Electric vehicles a drain on water resources?
Study finds electricity uses three times as much water as gasoline
Factory making huge wind blades opens
Colorado factory builds 6-ton blades that are up to 144-feet long
Energy Star washers to get greener
Washing machines will have to be more energy efficient starting in 2009
Electric vehicles get a big backer: GE
Giant invests $24 million in Norwegian Think vehicles, U.S. battery maker
Sailor to test wave-powered boat
Adventurer expects Hawaii-Japan trip will take 2.5 months
New Mexico digs into solar factory
Governor leads ground-breaking for potentially $500 million plant
Japan plugs into fuel cells in homes
2,200 homes run on systems now, goal is one-fourth by 2020

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Image: Astronomy software
Microsoft Research
Cosmic Log: Download a new telescope
Science editor Alan Boyle's Weblog: After months of internal testing, Microsoft Research releases its World Wide Telescope sky-guide software for the public to play with.

Interactive
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Interactive
IMAGE: 2006 Honda Civic GX
Greenest and meanest vehicles
2007 vehicle models by their “green scores.”
Video
  Power blowin' in the wind
April 21: NBC's Anne Thompson reports from Horse Hollow in West Texas, the world's largest wind farm.

Today show

NBC video
Green power in the high desert
Aug. 11: Amid all the talk of alternative sources of energy, one site in California's Mojave desert is already getting a head start. NBC's Martin Fletcher reports.

Nightly News

Slide show
  Green wheels
Take a look at some slightly unusual “green wheels.”

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