It is a primary source.
It is a reliable source.
It is a secondary source.
It has high proximity.
It is not biased.
A scholarly article is written for a scholarly audience, while a popular article is typically written for the general public or a non-specialist audience.
A scholarly article is one assigned by a course instructor, while a popular article is one recommended by your peers.
No difference. They're the same thing!
A scholarly article is at least 5000 words long, while a popular article is typically 140 characters or less.
Perspective or bias