Soulskill from the trimming-parsecs-off-the-kessel-run dept.
kgeiger writes "John J. Chapman, a physicist and electronics engineer at NASA's Langley Research Center, envisions a laser-pumped fusion drive. Chapman estimates the drive can produce thrust 40 times more efficiently than existing ion engines such as those on the Dawn mission now exploring the asteroid belt."
Sigmund Freud is alleged to have said that in the last analysis the entire field
of psychology may reduce to biological electrochemistry.