Dr. Spetner challenges the idea of convergent evolution and explains his non-random evolutionary hypothesis.
Whales are held up as a model of what unguided evolution can do in a short time: in this case, just 8 million years, or perhaps even half that.
If you tried to build a pipe that had to rotate on its long axis while maintaining its angular shape, could you do better than this?
Could humanity have had its origin in a first pair, or did it have to come from a population of at least several thousand?
The subject of biomineralization also allows comparing the explanatory power of design over Darwinian evolution.