Premiering January 7, 2014. In the early 20th century, the average American medicine cabinet was a would-be poisoner's treasure chest, with radioactive radium, thallium, and morphine included in everyday products. In New York City in the 1920s, medical examiner Charles Norris and toxicologist Alexander Gettler, turned forensic chemistry into a formidable science and set the standards for the rest of the country.
In 1967, thousands of hippies flocked to San Francisco's Haight Ashbury district.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
It was the deadliest workplace accident in New York City’s history.
John Scopes' free speech trial pitted science against religion after the teacher presented Charles Darwin's theory of evolution in a Tennessee school.
The worst epidemic in American history killed over 600,000 Americans during World War I.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.