Activity for Dan Bryantâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
How to remotely spread life? Our planet is dying. Cliche, I know, but unfortunately true and we do not have superpowers or the technology to build generation ships to escape. We have maybe a hundred years left, and we have decided that our best hope of leaving a lasting imprint on the universe is to try to make sure life does ... (more) |
— | almost 8 years ago |
| Question | — |
What happens if everything stops? Suppose, through some fantastical mechanism, all macroscopic (i.e. reasonably massive) objects in the universe were instantly made at rest. In other words, the relative velocity between every two of these objects is set to 0. Subsequent to that instant, Physics resumes business as usual. What happ... (more) |
— | about 10 years ago |