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.
Our relationship to this most familiar star is something that, as light-dependent aerobes, we often blithely take for granted.
The news from NASA today, undeniably of some mild interest, is being overblown.
Here’s a sampling of the latest speculations about the Cambrian explosion.