A skeptic might ask, “Couldn’t a more technologically advanced civilization develop new sources of fuel that require less mass?”
Curiously, Tyson has a future, quasi-religious myth of his own to promote: personal immortality through futuristic technology.
Perfect eclipses aren’t just eerie and beautiful. They’ve helped scientists test and discover things, and they are part of a larger pattern.
Dr. Tyson’s imagination wanders from Enceladus, a moon of Saturn, to the Cambrian explosion.
The stability of atoms, stars, and people depends on finely tuned physical laws and constants in the local universe. But are they fixed throughout space and time?