Explore "The Gregory Circle" by Murray Leinster on Textopian. Read with annotations and highlights.
Motorists drove shakily to doctors in half a dozen cities, sick and frightened. They had high fevers and all the symptoms of burns, but there was no sign of injury upon their bodies.
Then it was observed that a patch of blight had appeared upon a coastal highway. All the vegetation in a space half a mile long and three hundred yards wide had died overnight. The highway ran through the blighted area. All the motorists had driven through it.