| Issue | #2 |
| Published | October-November 1950 |
| Cover Price | 0.10 |
| Pages | 52 |
| Editing | Whitney Ellsworth (credited); Julius Schwartz (actual) |
| Genre | science fiction; mystery |
| Pencils | Jim Mooney |
| Inks | Sy Barry |
| Script | Gardner Fox (signed) |
| Pencils | Jim Mooney |
| Inks | Sy Barry |
| Notes | writer correction by Steve Grant 7/05 |
| Script | David V. Reed |
| Pencils | Jim Mooney |
| Inks | Jim Mooney |
| Genre | science fiction |
| Pencils | Virgil Finlay |
| Inks | Virgil Finlay |
| Editing | Jack Schiff |
| Reprinted | from Real Fact Comics (DC, 1946 series) #12 |
| Script | H. L. Gold (signed) |
| Pencils | Curt Swan |
| Inks | John Fischetti |
| Editing | Jack Schiff |
| Notes | writer correction by Steve Grant 7/05 |
| Genre | science fiction |
| Pencils | Jack Kirby |
| Inks | Jack Kirby |
| Editing | Jack Schiff |
| Reprinted | from Real Fact Comics (DC, 1946 series) #2 |
| Characters | Heinrich Hertz; Wilhelm Von Rontgen |
| Genre | fact |
| Script | Julius Schwartz |
| Pencils | Morris Waldinger |
| Inks | Tommy Nicolosi |
| Genre | science fiction |
| Script | Ted Udall (singed) |
| Pencils | Raymond Perry ? |
| Inks | Raymond Perry ? |
| Colors | Raymond Perry ? |
| Letters | typeset |
| Genre | fact |
| Script | Martin Naydel (signed) |
| Pencils | Martin Naydel (signed) |
| Inks | Martin Naydel (signed) |
| Genre | superhero |
| Script | Jack Schiff |
| Pencils | Win Mortimer |
| Inks | Win Mortimer |
| Characters | Kris KL99; Halk; Jerro |
| Genre | science fiction |
| Script | Edmond Hamilton (signed) |
| Pencils | Howard Sherman |
| Inks | Howard Sherman |