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Periodic Videos discuss the recent news that supposedly deadly arsenic could be a "replacement building block" for life.
For all the basics about arsenic, check out Visual Elements Periodic Table.
For amazing facts and photos about arsenic, check out The Elements by Theodore Gray.
As we can see in the Periodic Video “Arsenic Life”, in 2010 the scientific community were very excited about a new discovery that suggested some bacteria from Mono Lake in California could substitute phosphorus in their DNA with arsenic. It has since been shown to be untrue.
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Do you know of other compounds or elements used as a poison in historically famous murders?
09/09/2014 • 
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