the fleet and future airplanes as far as their maintainable and their inspection cycles that are going to be necessary to determine the long-term fatigue abilities of aircraft. what if you could generate power every time you hit the road? one guy wants to turn our roadway into huge solar panels that could provide energy to the entire nation. gary tuchman takes a high powered ride into today s edge of discovery. reporter: a single invention promises to make driving greener, safer and cheaper. it s not a new car, it s a new road. a lot of people, at least initially thought we were off our rockers. scott created solar roadways, glass panels embedded with solar cells he says could power the nation and pay for themselves. if you could replace all the asphalt and concrete surfaces in
the bicycle has been around for ages and is still one of the best ways to get around without a car. in today s edge of discovery, dan simon introduces us to a bike that s not only portable, but also puts a whole new spin in how you ride it. it fits in the trunk of a car, unfolds in seconds and has you cruising with stairs from everyone around. it is called the yike bike, brad ryan s name was to reinvent the bicycle, this one requires no pedals. obviously it looks a little different than a normal bike. but there s nothing unherntly natural to this, it s just what we re used to. you have a nice upright riding position, your hands day loun here, you ve got an accelerator here. ryan wanted to make it
all just movie magic. reynolds wolf helps us look at around m.i.t. lab that steven spielberg worked with in this edge of discovery . reporter: this isn t your typical computer lab. this is m.i. it s tangible media group. they re thinking outside the tube kell. we re imagining a world where we re not limited by just the keyboard and the screen. reporter: you ve probably seen the group s work in the movie minority report . i can capture an address here. where? reporter: but that s just one of the many projects the group is working on that combines real movement with virtual information. you can find students with 3-d pens that seemingly reach into the screen and interactive models that could help people like architects create design. we think that using real materials allows you to be more creative. reporter: even the games we play are getting more int interactive. it s ideas like this the group
fours. gary tuchman has more on today s edge of discovery. reporter: it s been called the walter reed for dogs. a high-tech hospital in san antonio, where the four-legged troops that serve our country get treated. medicine has changed over the years. we want to do what is best for the dog, and also if possible return the dog to work. reporter: the $15 million facility is top veterinary specialists on staff. and state-of-the-art tools and rehab equipment. my role at the hospital is to provide rehab therapy to all of our military working dogs. here we go. good boy. each is individualized. it s not a cookie-cutter. reporter: some dogs are treated onsite in war zones. but those that need more therapy come here. and dogs can also show signs of ptsd, just like people. they re great dogs and they work hard. but they have a really hard time conveying what is going on inside their heads. so we really have to rely on what they show was their behavior. reporter: most dogs are reha