Someone who goes around beating people over the head with bad science they heard on a Youtube video without any idea what science actually is or how it works. It's often used to make a prejudice claim against Christians.
"Um, like, did you know that ants have been proven to make a call similar to a whales sneeze, like I have proof. D-news did a study or something."
"Praise be to D-news, EBSCO thumper."