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Technology / Engineering news 1234

New process generates hydrogen from aluminum alloy to run engines, fuel cells

May 16, 2007 | User rating: 4.5 / 5 after 666 vote(s) | User comments: 2

A Purdue University engineer has developed a method that uses an aluminum alloy to extract hydrogen from water for running fuel cells or internal combustion engines, and the technique could be used to replace ...


UBC Engineers Create Vehicle that Travels from Vancouver to Halifax on a Gallon of Gas

June 20, 2006 | User rating: 4.6 / 5 after 354 vote(s) | No comments yet

A team of engineering students from The University of British Columbia has built a vehicle so efficient that it could travel from Vancouver to Halifax on a gallon of gasoline.


Powerful Little Light: LED With 1,000 Lumens

March 15, 2007 | User rating: 4.4 / 5 after 312 vote(s) | User comments: 1

Osram has developed a small light-emitting diode spotlight that achieves an output of more than 1,000 lumens for the first time. That’s brighter than a 50-watt halogen lamp, thereby making the device suitable ...


Energy from ceramics

August 17, 2006 | User rating: 4.7 / 5 after 56 vote(s) | No comments yet

Micro fuel cells are already being acclaimed as an alternative to batteries. However, producing them from hundreds of tiny separate parts is complex and expensive. An alternative is now available: ceramic fuel ...


Grad student invents gravity lamp

February 19, 2008 | User rating: 4.2 / 5 after 89 vote(s) | User comments: 17

A U.S. graduate student won second place in a "Greener Gadgets Conference" competition inventing a floor lamp powered by gravity.


'Air shower' set to cut water use by 30 percent

November 09, 2006 | User rating: 4.7 / 5 after 182 vote(s) | User comments: 1

As Australians become increasingly alert to the importance of using water wisely in the home, CSIRO researchers have found a way to use a third less water when you shower – by adding air.


Inflatable electric car can drive off cliffs

June 04, 2008 | User rating: 4.4 / 5 after 134 vote(s) | User comments: 15

It's hard to say what the most intriguing thing about XP Vehicles' inflatable car is. Maybe it's that the car can travel for up to 2,500 miles on a single electric charge (the distance across the US is roughly ...


Scientists and engineers simulate jet colliding with World Trade Center

September 11, 2006 | User rating: 3.9 / 5 after 256 vote(s) | No comments yet

Researchers at Purdue University have created a simulation that uses scientific principles to study in detail what likely happened when a commercial airliner crashed into the World Trade Center's North Tower ...


Einstein's green refrigerator making a comeback

September 25, 2008 | User rating: 4.4 / 5 after 168 vote(s) | User comments: 9

While almost everybody knows how Einstein revolutionized physics with his theories of relativity, many people may not know that the great scientist had a domestic side, too. Well, sort of - in 1930, Einstein ...


sQuba: World's First Underwater Car

December 20, 2007 | User rating: 4 / 5 after 95 vote(s) | User comments: 3

A Swiss company called Rinspeed has recently announced its newest project: an underwater car. Named "sQuba," the car can both drive on roads, and then - at the push of a button - dive up to 10 meters (33 feet) ...


New technique to optimize computer speed

June 20, 2008 | User rating: 4.1 / 5 after 71 vote(s) | User comments: 2

Who doesn’t dream of increasingly fast computers that consume less and less energy? To design these computers of the future, it is important to be able to control nanoscale strain in the processors. Until now, ...


Rice's single-pixel camera takes high-res images

October 02, 2006 | User rating: 4.5 / 5 after 75 vote(s) | No comments yet

For all their ease and convenience, there are few things more wasteful than digital cameras. They're loaded with pricy microprocessors that chew through batteries at a breakneck pace, crunching millions of ...


Strap-On Helicopter Could Offer Solo Flying Experience

May 02, 2008 | User rating: 3.6 / 5 after 77 vote(s) | User comments: 24

Ever since the first human saw a bird soaring through the clouds, our species has harbored a great envy for the freedom that flying gives.


Rain Power: Harvesting Energy from the Sky

January 22, 2008 | User rating: 4.4 / 5 after 124 vote(s) | User comments: 27

Researchers who study energy harvesting see energy all around us – we just need to find a way to capture that energy. One of the latest energy harvesting techniques is converting the mechanical energy from ...


Handheld windmills serve as electric generators

February 12, 2007 | User rating: 4.1 / 5 after 107 vote(s) | User comments: 1

It’s not quite nanotechnology, but these inches-long windmills can generate small amounts of electric energy to power a variety of low-voltage applications. Since they’re made entirely of plastic, they cost ...


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