They are the creationist whackos who pretend that they are scientists but push an anti-evolution agenda. Pretty easy to discredit.
Although, I must say they may turn out to be right, but not in the way they expected. There are credible scientists who believe that our universe is pretty artificial... either created as a simulation, or simply a projection like a hologram from the "real" universe.
Are you living in a computer simulation?The Holographic Universe