'Iron Man' promo puts jetpacks to good use

Where’s your jetpack, you ask? It’s down in Austin, Texas, and it’s promoting the movie Iron Man. At a recent promotional event for the film, Eric Scott “donned a 135 lb. pack [courtesy of Jet Pack International] that runs on 90 percent hydrogen peroxide and provides 325 pounds of thrust, equal to about 800 horsepower.” And while the fuel tank is only good for about 33 seconds of flight time, who knows what tomorrow will bring (or, since Tecnologia Aeroespacial Mexicana is