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On the Edge D

Hip Hop with Doctor Ho

1996

David Ho talks about AIDS research

David Ho

Jocelyn Bell Little Green Men

1968

Jocelyn Bell discovers a pulsar

Ecology is Hep

1962

Rachel Carson discusses her
new book, "Silent Spring"


Rachel Carson

Albert Sabin

Paralyzing Polio

1954

Jonas Salk and Albert Sabin develop polio vaccines

Miracle Pill

1952

Henri Laborit and Pierre Deniker develop
a "miracle drug" for the mentally ill

Henri Laborit


Bibliography for On the Edge features



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