David Tennant's return as the Doctor called for some very creative writing from Russell T Davies, but the seed for such a twist was planted years ago.

Every Doctor Who regeneration is literally life-changing. But is there more to them than meets the eye? Let's chat about an amazing theory that might just make you view regeneration in a ...

So, we devised a solution to this regeneration problem - one that not only incorporates a mysterious and oft-forgotten piece of Doctor Who lore, but one that also improves bi-generation by ...

It means there’s another regeneration coming in Doctor Who. The fictional traveller ... to wherever they are needed. Sometimes, the cycle doesn’t work and the antlers either don’t grow ...