| The engine, which will be provided by the Air Force, will be a dual-mode scramjet capable of running as a ramjet or scramjet. |
| A bunch of Australian bushmen stumbling onto a ramjet and trying to figure out how it works. |
| The ramjet went through a number of experimental stages during the 20th century, but never reached production. |
| The ramjet or ram scoop is a device that uses a powerful magnetic field to collect interstellar hydrogen during flight. |
| An onboard or Earth-based laser could be used to heat the incoming plasma in the ramjet to further increase thrust. |
| Like the comparatively slower ramjet counterpart, the scramjet has a simple mechanical design with no moving parts. |
