Mysteries of the microscopic world

Disc 1: The invisible realm

Stone knives to iron plows

The angel of death

Germ theory

The evolutionary arms race

Microbial strategies.

Disc 2: Virulence

Death by chocolate

Bambi's revenge

The germ of laziness

The 1918 flu: a conspiracy of silence

The 1918 flu: the Philadelphia story.

Disc 3: The 1918 flu: the search for the virus

Immunity: self versus nonself

Adaptive immunity to the rescue

AIDS: the quiet killer

The deadly strategy of AIDS

Autoimmunity: self versus self.

Disc 4: Allergies and asthma

Microbes as weapons

Pandora's box

Old world to new

Close encounters of the microbial kind

Microbes as friends.