Abels, Harriette Sheffer

An invading army of humanoids threatens to blow up any colony whose inhabitants will not vacate.

While visiting the Mars colony, the crew of Emergency Spaceship EM 88 helps to rescue miners trapped by an earthquake and discovers some unusual inhabitants deep in the mountain.

Vigorous weeds from another galaxy kill the crops grown for Earth on an Astro-orb and threaten to destroy the entire agricultural station.

Describes the origin, behavior, and dangers of the aggressive African bees which are moving north from South America toward the United States.

Recounts some of the mysterious disappearances of ships and planes in that area of the Atlantic Ocean called the Bermuda Triangle.

Suggests theories relating to a large creature inhabiting Scotland's Loch Ness, reportedly sighted 3000 times since 1933.

Explores the possibility that the ancient continent of Altantis may have actually existed.

Examines the various mysteries of the Great Pyramid of Cheops, discussing its design and construction in ancient Egypt and if predictions about the future and confirmations of truths from the Bible can be found within its walls.

Examines the various mysteries of the ancient megalithic monument Stonehenge, discussing the possibilities regarding who built it, how they constructed it, and what its purpose was.