A look at the Drake equation, developed by Dr Frank Drake as a way to think about the number of extraterrestrial civilizations in our galaxy that could exist and communicate with us
It is possible that only one per cent of the wonders of ancient Egypt have been discovered, but now, thanks to a pioneering approach to archaeology, that is about to change
HD - 7.0
CAM - 7.7
SD - 6.6
HD - 6.5
CAM - N/A
HD - 7.1
HD - 7.8
HD - 8.4
SD - 3.6
HD - 2.7
HD - 6.4
CAM - 7.1
SD - 5.1
TS - 7.0
HD - N/A
SD - 10.0
CAM - 6.9
HD - 6.9
SD - 5.3
HD - 6.7
HD - 7.4