on the bubble
adj.— «The moment of truth is fast approaching for TV shows “on the bubble”—industry parlance for series facing cancellation because of wobbly ratings.» —“DVD sales give new hope to TV shows facing the axe” by Brooks Barnes Post-Gazette (Pittsburg, Pa.) Feb. 23, 2005. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...
Astronauts returning from space say they experience what’s called the overview effect, a new understanding of the fragility of our planet and our need to reflect on what humans all share as a species. A book about the end of the universe...