http://www.smithsonianmag.com/science-nature/dinosaur-shocker-115306469/
http://www.dinosaurc14ages.com/footprints.htm
http://www.scientificamerican.com/article/blood-from-stone/
http://en.m.wikipedia.org/wiki/Mary_Higby_Schweitzer
http://www.sermonaudio.com/playpopup.asp?SID=17152156363
There is also a part 2.