Many peoples talking about that the F1 car can be driven upside down in a tunnel because of their massive downforce. But, Mercedes SLS also can do that. Designed in-house by AMG, it will begin in the United States in mid-2011 for less than $200,000. The SLS AMG is capable of accelerating from 0 to 100 km/h in 3.8 seconds, and can reach top speed of 197 mph (317 km/h). All the other specification in Wikipedia.
It is small and light, so very useful for a person, moving around in a urban area. It will be sell for both personal and business use. Using a lithium ion battery, up to 30 kilometers (18 miles), and the battery fully recharged in about four hours using a household power source. “Under the key words of “quiet and clean““, this scooter could win some awards maybe later on.
First of all, it is effective rather than electric car which takes weeks to be fully charge. And maybe it is cheaper. It is better when more people use this kind of scooter, it is less pollute, no sound rather than engine bike, less jam on the road. Clearly, theres no no obvious problem with this scooter.
It is a very old technology, back in 1980’s, BMW Z1. This Youtube video also uploaded in 2007, and the video looks very old. But, why this kind of door is not famous? Why other luxury car, Continental, Mercedes, Audi, Lincoln did not use this technology. It looks really elegant when the door disappear instead of moving around. And it is not just for style, but it is also effective and useful, for parking for example. And when the door is disappeared, the car look more spacious.
The doors retract vertically down into the car’s body instead of swinging outward or upward. The inspiration for these doors came from more traditional roadsters which often feature removable metal or cloth doors. Because removable doors did not fit within BMW’s design goals, the retractable doors were installed instead. Wikipedia
The main breakthrough of this monstrous gun that it doesn’t rely on explosive material to propel the bullet, instead it have pulse technical features which can expel the bullet through its parallel rays using the magnetic current. It can produce 33 megajoules firing power and the bullet can reach 7 Mach speed.