Scientists measured lip-smacking by macaques and concluded that's where human language came from. Is that logical? Only if an arbitrary requirement is imposed on scientific explanations.
Science is supposed to be all about demonstrable proof through experiment. Should some scientists get away with confabulation – mere storytelling? Look at these recent headlines published on science news sites and consider whether some serious housecleaning is in order.
Improbable events happening numerous times; selective extinctions; voodoo phylogenetics – at what point do evolutionary explanations exceed the threshold of credibility a trusting public grants to the gurus of the culture, scientists?