Activity for neutralParadoxâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
How long until land life can return after the impact? So, it finally happened. The Earth was hit by a comet, and anyone outside of a research station at the bottom of the Atlantic is now dead, or dying. So, here's what we need to know: How big would a comet have to be to wipe out life on the surface? What happened to the planet at impact? What specific... (more) |
— | about 5 years ago |