Your English writing platform
Discover LudwigSuggestions(3)
Exact(6)
If not, the universe would expand forever.
What I said was that a half-decade ago, astrophysicists were pretty sure the universe would expand forever.
Below a certain critical density, gravity would be weak enough that the universe would expand forever, so that space would be unlimited.
A low-density universe, on the other hand, would have an opposite or "open" curvature like a saddle, harder to envision, and would expand forever.
And it underscored the case, long urged by American astronomers, for a NASA mission to measure dark energy — to determine, for example, whether the cosmos would expand forever or whether, perhaps, there might be something wrong with our understanding of gravity.
These results not only suggested that it would expand forever; they also provided crucial support for a bold theory that the universe had undergone an explosive expansion, called inflation, when it was only a fraction of a fraction of a second old.
Similar(54)
But you can't expand forever; perhaps it would be better, another character suggests, to establish a "self-sufficient, introspective civilization".
In the late 1990s, this work put him in the middle of one of the grandest quests in science, the effort to discern the fate of the universe — whether it would keep expanding forever or collapse one day into the fire from which it had emerged 14 billion years ago.
In between with no overall warpage at all was a "Goldilocks" universe with just the right density to expand forever but more and more slowly, so that after an infinite time it would coast to a stop.
These five factors induced, if not complacency, an assumption that economies could expand forever.
If it is less, the universe is unbound (open) and will expand forever.
Write better and faster with AI suggestions while staying true to your unique style.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com