No. of Episodes:

21

Starring :

Season 13

21/01/1986

Episodes

Halley's Comet: Once in a Lifetime

Goddess of the Earth

Horsemen of China

Life's First Feelings

The Case of the Frozen Addict

Toxic Trials

Skydive to the Rain Forest

Return of the Osprey

The Rise of a Wonder Drug

When Wonder Drugs Don't Work

Visions of Star Wars

The Search for the Disappeared

The Planet that Got Knocked on its Side

High-Tech Babies

Can AIDS Be Stopped?

Is Anybody Out There?

Mystery of the Animal Pathfinders

Are You Swimming in a Sewer?

Sail Wars!

Leprosy Can Be Cured!

How Babies Get Made