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This article gives the casual reader the distorted view that one could travel the solar system at will by using these methods. These are generally small perturbations on the much larger primary propulsion requirement that is fixed by standard two-body orbital mechanics. John OldsonSan Diego, Calif. In the course of its eccentric orbit, the moon […]
- Math
Navigating Celestial Currents
Mathematicians are creating an atlas of solar system highways along which spacecraft can coast using no fuel.
- Health & Medicine
The Race to Prescribe
Race-based medicine could be a stepping-stone to the higher goal of targeting medicines toward the genetics of individual patients, but some researchers are troubled by the implications of practicing medicine according to patients' racial identities.
