Nokia good - Nintendo bad, says Greenpeace, which has released the latest edition of its Guide to Greener Electronics.
The National Academy of Sciences (NAS) is continuing its crusade for more action on climate change by publishing three reports calling for prices to be put on carbon emissions.
It's not just sea levels that are rising as Greenland's ice melts - Greenland is too.
Climate change has been a significant factor in mass mammal extinction over most of the last fifty thousand years, according to an international team.
The National Oceanic and Atmospheric Administration (NOAA) announced today that last month was the warmest April on record, giving recently-disgraced global warming experts a new ledge to stand on.
An MIT-led team has designed a green airplane for NASA that should use 70 percent less fuel than current planes while also reducing noise and nitrogen oxide emissions.
A report that Bill Gates plans to fund the world's largest geoengineering project to date has drawn fire from environmental groups.
It's always worth appealing to peoples' pockets if appealing to their better nature doesn't work, and a new UN report warns that the world's loss of biodiversity is threatening national economies.
Toyota reckons it can get the retail price of a hydrogen-fueled car below the $50,000 mark, and could launch as soon as 2015.
Russia and Italy have agreed to build a new fusion reactor outside Moscow that they hope could become the first to achieve ignition - the point where a fusion reaction becomes self-sustaining instead of requiring a constant input of energy.
More than 250 US scientists, including 11 Nobel laureates, have published an open letter defending climate change research.
Huge swathes of the world could become too hot for human beings to survive, if current worst-case scientific projections of global warming turn out to be true.
Google - one of the largest consumers of power in the world - is to invest for the first time in renewable energy with the purchase of a stake in two North Dakota wind farms.
The Environmental Protection Agency report says climate change is unequivocally causing hurricanes and heat waves.
Save the whale, and it'll save you too, say Australian scientists, by recycling iron in the ocean through its poo.
The oceans are acidifying more quickly than at any time in hundreds of thousands of years, the National Research Council has reported to Congress.
Half the heat believed to have built up on Earth in recent years can't be accounted for.
It seems that wind turbines change how heat dissipates in the areas downwind of them, because they slow the wind as it spins their propellers. Once one begins to think about it, this domino effect makes perfect sense.
Eco-friendly lighting might actually start being some use, with the launch of an LED lightbulb from GE that's claimed to produce nearly as much light as a 40-watt incandescent bulb, while lasting more than 25 times as long.
An MIT team has managed what amounts to artificial photosynthesis, using a modified virus and sunlight to split water into hydrogen and oxygen atoms.