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Green Exchange website shares sustainable technologies
The idea of the Green Exchange is for companies to make their eco-friendly discoveries and inventions available to other companies.
May 10, 2010
Vicky Pope responds to computer models for climate
If forecasts of weather just days away are often wrong, how can scientists claim to know what climate will be like 50 years out? Vicky Pope responds to critics of computer modeling.
May 10, 2010
Stefan Maus on measuring magnetic north
Stefan Maus and the magnetic north. Does a magnetic compass point to the North Pole? The answer is not exactly. The direction to magnetic north always changes.
May 10, 2010
Machine vision: Robot eyes used in fishing industry
Machine vision or robot eyes are so fine-tuned that they can find individual damaged fish eggs in several thousand healthy eggs.
May 6, 2010
Titan liquid lakes confirmed from sunlight
Astronomers have confirmed sunlight glinting from liquid lakes on the surface of Saturn's moon, Titan. It probably rains and snows methane on Titan.
May 6, 2010
Can dog hair help clean up the Gulf Coast oil spill?
People who are concerned about the oil spill in the Gulf of Mexico are being encouraged to donate their dog hair to be made into oil-absorbent mats.
May 5, 2010
Can an oil spill really be cleaned up?
Can an oil spill really be cleaned up? "Well, not entirely." Biological oceanographer Nancy Rabalais explains her answer.
May 5, 2010
Thorsten Markus sees Earth’s sea ice thinning
Thorsten Markus uses the ICESat satellite in Earth orbit to track Arctic sea ice. He said that loss of sea ice contributes to global warming.
May 3, 2010
Mars Express spacecraft views of Phobos
Mars' tiny moon Phobos has created a big stir among astronomers with the fly-bys of the Mars Express Spacecraft of the European Space Agency in early 2010.
May 3, 2010
Geoengineering to prevent global warming as last resort
Philip Rasch talks geoengineering, the process by which humans deliberately alter the atmosphere, with an intent to cool it - and counter global warming.
May 3, 2010
