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Taking inspiration from aircraft when designing cars is nothing new: In the 1950s, American car designers began putting tail fins on car designs, a choice that continued well into the '60s ...
A sheathed dagger, as featured on 8 Squadron’s crest, features prominently on the new aircraft’s tail fin in an increasingly uncommon display of squadron markings on an RAF aircraft.
Planarian flatworms regenerate their heads and tails after amputation. It turns out that they use Wnt–β-catenin signalling to determine where the head and the tail should form. Figure 1 ...