Activity for Emilio M Bumacharâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Answer | — |
A: Why do flying saucers have to spin while flying? To create Artificial Gravity. https://en.m.wikipedia.org/wiki/Artificialgravity These ships do years-long missions in space, and months in microgravity is just unhealthy. (more) |
— | over 4 years ago |