Forget about carrying cargo by truck, and instead imagine shuttling goods around inside a series of underground tubes. That's the hope of Henry Liu, a 73-year-old retired civil engineer and a past winner of PopSci's Inventions Awards for his environmentally safe green bricks.
Don't you ever watch the Jetsons? Tube based travel is the wave of the future!
In a recent test at the White Sands Missile Range, a specially equipped C-130 plane fried a parked truck with a powerful laser. And while we still haven't seen evidence of the laser "defeating" a ground target, as Boeing puts it, a video of it scorching a direct hit on the hood of a truck is still pretty amazing.
A cigarette lighter for billionaires
How will people make dinner in 90 years? If the newly crowned winner of the Electrolux Design Lab 2009 challenge is any indication, it'll be as easy as 1-2-3. Cocoon is a fish- and meat-generating microwave, intended as a solution to preserve fishing and farming resources.
Well I designed a teleporting fridge meat maker which beams the food directly into your mouth........ can I get my money now?
An electric Humvee may still sound like fingernails on a chalkboard to environmentalists, but the company developing a plug-in Hummer H3e claims its green version can get 100 mpg on average. And what's a little boasting without taking a shot at the competition?
At least its a step towards building larger powertrains which will need to be developed for transport trucks and heavy equipment (although thats still a long way off.) in the end though without government legislation to go 100% green with all electric vehicles powered by solar, nuclear, wind etc. then who cares how efficient it is. Al Gore will blast over you in his private jet at 800 miles an hour burning more fuel in a trip than you will in a lifetime of driving a Hummer. Lets not forget we can go 100% green with current technology, go up in the mountains of Montana and you will get a crash course, it's the politicians that would rather spend a trillion dollars on wars and bailouts than research and development and infrastructure.
Now that looks like fun. Of course we intuitively know it's completely fake, and involves the usual videographic sleight of hand, but let's apply some basic physics to the situation to check our intuition.
The point is to give you interesting reading material if you want more depth of information then buy a textbook. Whats the point of reading about flying cars and incomprehensible quantum physics if not solely to spark a deeper interest in science, thats how half the people who read this website went on to become an engineer, biologist, astronomer etc.
Name: Burj Mubarak al Kabir Where: Kuwait Cost: $7.37 billion Estimated Completion: 2016 The Challenge: Erect a 3,300-foot building that’s strong enough to withstand 150mph winds
I'd hate to have to wait for an elevator in there.
riff-raff, these guys are building a NUCLEAR FUSION reactor, do yo really think the government doesn't know about it yet? Why would they stop it? Do you really think a government of any country would not want to be the one to usher in a golden age of limitless energy and potential for mankind? Don't you think that might secure a reelection? And on another note, we Canadian socialists do appreciate enterprises that make money, like our banks.
An explosion shook the San Diego neighborhood of University City yesterday afternoon when a U.S. Navy fighter jet crashed into a house. The pilot of the plane safely ejected, but a mother, child, and grandmother died when the plane hit their home, and another child is still missing.
All John Pike said in the article was that assuming the failure of the aircraft before knowing the facts was improper. I don't see what is so objectionable about that line of reasoning. All aircraft like all cars have problems that occur through design flaw or manufacturing defect, people are fallible and hence so is that which they design. He goes on to say that losing F-18's is normal and that the family was the newsworthy component, insensitive maybe but I don't see anything to suggest in this article that he is pushing an agenda or somehow being "self serving". Helodecicco you may have an opinion of Pike based on something else you have read or experienced and thats fair, but I hardly think that the author should be ashamed for quoting such a benign statement.
Electratherm’s closet-size device is the first machine to power generators with waste heat of as low as 200ºF, a temperature given off by common boilers or chillers in office buildings. (Industrial waste-heat recyclers require 1,000º blazes.) The heat boils refrigerants into a pressurized gas that spins two small, screw-shaped rotors. From $128,000; electratherm.com
For a boiler it's useless but for a chiller on a large commercial complex it could have some applications. And 128k is nothing when you put it in perspective with the cost of the equipment it would be used in conjunction with. The Variable Frequency Drives that were hooked up to large industrial fans where I work cost over a million dollars to get installed.
Regenerative braking, the process through which an electric car grabs otherwise wasted energy from the brakes as the car glides to a halt, is a brilliant bit of engineering for efficiency—take energy that's otherwise only good for burning up brake pads, and turn it into electricity that charges the battery. It may also make the uninitiated driver want to vomit.
Whats the range on a full charge?
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