| Further data of the energetic cost of breeding for males and females of other ratite species would be valuable for testing that hypothesis. |
| Saccheri then studied the hypothesis of the acute angle and derived many theorems of non-Euclidean geometry without realising what he was doing. |
| Although these results do not definitively pinpoint the source of the steps, they confirm the earlier hypothesis that shortening is quantal. |
| My hypothesis that the watch is in your pocket because you stole it, is not an ad hoc hypothesis. |
| Carried to its extreme, this hypothesis suggests that at one time all the matter of the universe was compacted together. |
| According to the heterotroph hypothesis, hydrogen was not a chief component of the atmosphere when life began. |
