The conversion of light into electricity by spectrum is an interesting possibility. The idea of using foreign proteins on the human system to repel enemies, is also interesting. Do you get it? We didn't either until we read the story. Read the yarn and you'll get it too.
A gem of short story in the form of correspondence between the leaders of two opposing Political Blocs whose escalation of hostilities is rapidly suppressed from a surprise third party.
The starways' Lone Watcher had expected some odd developments in his singular, nerve-fraught job on the asteroid. But nothing like the weird twenty-one-day liquid test devised by the invading Steel-Blues.
Wilbur Murphy sought romance, excitement, and an impossible Horseman of Space. With polite smiles, the planet frustrated him at every turn--until he found them all the hard way!