[Right Wing Professor]

capable of being tested through experiment or otherwise verified through empirical observation."

Evolution qualifies on both counts.

[Old_Mil]

Evolution qualifies on both counts.

I noticed that you've stated this without going on to actually provide examples of experimentation that has demonstrated phylization empirically. That's because it doesn't exist. The "typical" experimental evidence (moths, finches, etc) is a bait and switch tactic which has no relevance to what you are actually trying to prove.

It's quite simple really - demonstrate endosymbiosis of Prokaryotes under the microscope, collect your Nobel, and be done with it.