"The Day That Vanished!"
All over the planet Earth, people seem to have lost twenty-four hours from their lives. Purely by accident, Captain Comet stumbles upon the culprits and puts an end to their alien invasion plans.
"The Sniper from Space"
People all over the Earth are being terrorized by a green lightning bolt that strikes an individual and transforms them into inanimate green statues.
"Science Says You're Wrong if You Believe...."
Four panels with information about Stars, Drowning, Vacuums and Moths.
"The Space Ship Moon"
The United States is petitioned by Martians who promise all the things beyond man's reach. All they want in return, is a Hydrogen Bomb.
"General Science Quiz"
Test yourself with these four quizzes; Skin Game!, Time Marches On!, Light up the Sky!, Flame Test!
"The Living Jewel!"
A geologist who comes to possess extremely rare objects turns out to be in league with an alien.