วันศุกร์ที่ 22 กุมภาพันธ์ พ.ศ. 2556

[rael-science] A 3-D pen that lets you draw objects in the air‏

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The Raelian Movement
for those who are not afraid of the future : http://www.rael.org
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http://whatsnext.blogs.cnn.com/2013/02/21/a-3-d-pen-that-lets-you-draw-objects-in-the-air/?hpt=hp_c4


A 3-D pen that lets you draw objects in the air
February 21st, 2013
11:43 AM ET

A 3-D pen that lets you draw objects in the air

By Brandon Griggs, CNN
We're all doodlers by nature. Give most people a pen, paper and some down time, and they'll fill the margins with the fruits of their imagination.
But imagine if you could wave a pen in the air and create a three-dimensional rendering: A toy, a sculpture, a crude architectural model.
Soon you will. A Boston-based startup, WobbleWorks, has created what they are calling the world's first 3-D printing pen. It's called the3Doodler, and it's been a sensation on Kickstarter, the crowdfunding site, since it debuted there Tuesday morning. The makers of the 3Doodler set a modest fundraising goal of $30,000; within 48 hours, backers had pledged more than $1.1 million.
"We knew it was a great product. But we didn't expect the response to be this fast," said Daniel Cowen, a spokesman for the gadget, which is still a prototype. "The velocity of the response caught us by surprise. It's phenomenal."
The 3Doodler plugs into an electrical outlet and works sort of like a glue gun. As the pen draws, it oozes heated plastic, which quickly cools and solidifies, allowing  its user to build an infinite variety of patterns and shapes. Its makers say it works on surfaces or in the air.
Users load spaghetti-like strands of non-toxic ABS plastic - the same stuff that's in 3-D printers - into the back of the pen. (A biogradeable form of plastic made from corn is also available.) The 3Doodler's makers say each one-foot strand of plastic, available in a wide range of colors, can produce about 11 feet of moldable material.
WobbleWorks sees the 3Doodler as a simple and affordable form of 3-D printing, an emerging form of manufacturing that uses computer models to help machines build plastic objects. The MakerBot Replicator 2, perhaps the best-known 3-D printer for the home, costs $2,200. Cowen said they expect to sell the 3Doodler for $75, which includes a small bag of plastic strands.
Additional 1kg spools of plastic will be available from a variety of sources for $30 to $55, WobbleWorks says.  The pen's makers say the average 1kg spool of 3mm ABS plastic will supply roughly 4,000 feet of 3Doodling, or about the height of three Empire State Buildings.
The gadget is shaping up to be a hit for WobbleWorks, a small toy and robotics company led by computer engineers Peter Dilworth and Maxwell Bogue.
If manufacturing goes according to schedule, the first buyers will receive their 3Doodlers in September, Cowen said. Buyers who order now won't receive the pen until November, he said.
The makers of 3Doodler have been collaborating with wire artists onEtsy, the crafts website, to show how the pen can be used to create artwork, jewelry and other objects.
"We really want to create a community around 3Doodler," Cowen said. With more than 13,000 financial backers already on Kickstarter, they may already have.


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WARNING FROM RAEL: For those who don't use their intelligence at its
full capacity, the label "selected by RAEL" on some articles does not
mean that I agree with their content or support it. "Selected by RAEL"
means that I believe it is important for the people of this planet to
know about what people think or do, even when what they think or do is
completely stupid and against our philosophy. When I selected articles
in the past about stupid Christian fundamentalists in America praying
for rain, I am sure no Rael-Science reader was stupid enough to believe
that I was supporting praying to change the weather. So, when I select
articles which are in favor of drugs, anti-Semitic, anti-Jewish, racist,
revisionist, or inciting hatred against any group or religion, or any
other stupid article, it does not mean that I support them. It just
means that it is important for all human beings to know about them.
Common sense, which is usually very good among our readers, is good
enough to understand that. When, like in the recent articles on drug
decriminalization, it is necessary to make it clearer, I add a comment,
which in this case was very clear: I support decriminalizing all drugs,
as it is stupid to throw depressed and sad people (as only depressed and
sad people use drugs) in prison and ruin their life with a criminal
record. That does not mean that there is any change to the Message which
says clearly that we must not use any drug except for medical purposes.
The same applies to the freedom of expression which must be absolute.
That does not mean again of course that I agree with anti-Jews,
anti-Semites, racists of any kind or anti-Raelians. But by knowing your
enemies or the enemies of your values, you are better equipped to fight
them. With love and respect of course, and with the wonderful sentence
of the French philosopher Voltaire in mind: "I disapprove of what you
say, but I will defend to the death your right to say it".
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"Ethics" is simply a last-gasp attempt by deist conservatives and
orthodox dogmatics to keep humanity in ignorance and obscurantism,
through the well tried fermentation of fear, the fear of science and
new technologies.
 
There is nothing glorious about what our ancestors call history, 
it is simply a succession of mistakes, intolerances and violations.
 
On the contrary, let us embrace Science and the new technologies
unfettered, for it is these which will liberate mankind from the
myth of god, and free us from our age old fears, from disease,
death and the sweat of labour.
 
Rael
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