Burden of proof

Name of fallacy Burden of proof
Type  Denial Argument, Informal Argument
Description The level of rigour to which, it is necessary to establish, demonstrate or prove something for it to be accepted as true or reasonable to believe
Treatment The fallacy lies in applying a different burden of proof between competing arguments. Thereby unreasonably rejecting evidence for the argument with the higher burden of proof.   
To replace earlier ideas a new idea needs to 1) predict more than its competitors, 2) at least match or better survive physical world testing that could disprove the idea than its competitors 3) prove more useful in pratical application than its competitors