Antimatter Space Propulsion - Antimatter research at Penn State University including: portable antimatter confinement units, interstellar antimatter propulsion, radioisotope generators for PET scans, and antiproton tomography. www.engr.psu.edu/antimatter
NASA: Antimatter and Fusion for Rocket Propulsion - Fusion-antimatter hybrid space propulsion systems for fast transport to Mars and beyond. www.science.nasa.gov/newhome/headlines/prop12apr99_1.htm
When Isaac Met Albert - Antimatter propulsion: using Newton's 3rd law combined with Einstien's E=mc^2. science.msfc.nasa.gov/newhome/headlines/msad12nov97_1.htm