
A top‑secret Air Force research center receives an anonymous, lead‑colored box no larger than a candy tin, sealed with cryptic instructions that it must only be opened at an altitude of 65,000 feet. Dr. Richard Forster, a meticulous aviation‑medicine specialist, is thrust into a bureaucratic nightmare as he tries to trace the origin of the package while his colleagues dismiss it as a prank. The sudden fog that blankets the base and the baffling, unmarked container raise the stakes, hinting that something far beyond ordinary classified material has arrived.
As Forster wrestles with rigid security protocols and his own nervous habits, he discovers odd discolorations on his car seat that seem to react to the box’s presence. A quick Geiger‑counter sweep shows no radiation, yet the atmosphere around the object feels unnaturally charged. The mystery deepens, leaving him to decide whether to obey the instructions or risk exposure to a phenomenon that could rewrite what humanity knows about the heavens.
Language
en
Duration
~37 minutes (35K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Greg Weeks, Stephen Blundell and the Online Distributed Proofreading Team at http://www.pgdp.net
Release date
2007-09-09
Rights
Public domain in the USA.
Subjects
A little-known science fiction writer from the late 1950s, best remembered for the story "Warning from the Stars," brought a sharp Cold War edge to classic magazine-era SF. His work blends alien contact, scientific suspense, and worries about humanity’s future in the atomic age.
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