DAYTONA BEACH, Florida, Feb. 22 (TNSres) -- Embry-Riddle Aeronautical University issued the following news: Aerospace Engineering students Alex Clay and Samir Ahmed have spent the past four years at Embry-Riddle Aeronautical University manufacturing complex liquid-propellant rocket engines. Now, as they near graduation, there is one last thing they'd like to do: Prepare for ignition. Along with fellow members of the university's Experimental Rocket Propulsion Laboratory (ERPL), the two have bu  more