<http://schema.org/datePublished>
"2013-01-08T18:41:48-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Science_News/2013/01/08/Mimicking-structure-of-firefly-abdomens-created-more-efficient-LEDs/UPI-55001357688508/?spt=mps&or=1>