We are nearing a half-century since Eigen wrote about this paradox, and it “still challenges theoretical biologists.”
“Technosignatures” is just abstruse enough to evade most Congressional waste hunters.
Half a century ago, as 1968 came to a close, one event brought people together not only in America but also around the globe.
It’s thanks only to the fine-tuning of the laws and constants of nature that we live in a universe awash in radiation from this tiny swath of the electromagnetic spectrum — the life-permitting swath.
NASA has announced a scheme to fly manned airships in the upper atmosphere of the otherwise “hellish” planet.