Weightlessness is like heroin, or how I imagine heroin must be.
"Weightlessness is like heroin, or how I imagine heroin must be."
The heroin imagery, I suspect, has as much to do with the motion-sickness meds as with the microgravity. They are a potent combination of scopolamine (an anti-emetic sedative) and dextroamphetamine (a stimulant).
PACKING FOR MARS
The Curious Science of Life in the Void
By Mary Roach
Illustrated. 334 pp. W. W. Norton & Company. $25.95
By M. G. LORD
Published: August 6, 2010
Highlights of Mary Roach's look at the way humans adapt to spacefaring include zestful accounts of human-waste disposal, body odor control and astral sexual desire.