Carbon-14 Dating
1988 Carbon dating results appeared to expose the Shroud as a medieval fake, but the dating was controversial

The Shroud Negative
The Shroud of Turin is made of fine linen and is 3.5 feet wide and a little over 14 feet long. It bears the image of a crucified man, with injuries consistent with Biblical accounts of Jesus' crucifixion.

The Shroud of Turin - Does the Shroud show the victim survived?

The first person to theorize that the Shroud markings indicate that Jesus Christ survived the crucifixion was a Catholic man named Kurt Berna. The book was entitled 'Christ did not perish on the cross'. It is clear that he considered himself to be a good Christian, who was only attempting to set the record straight. He saw his discovery as confirming Christian teachings, and he cited a verse from the Bible to support his belief that the Shroud of Turin shows that Jesus physically survived the crucifixion:

“Behold my hands and my feet, that it is I myself: handle me and see; for a spirit hath not flesh and bones as you see me have.” (Bible, Luke 24:39)

Berna stated in his book:

“The Gospels were written in the first century, at a time when a person was considered dead if he had stopped breathing. But it was held by the Apostles and the early Church that the body of Jesus Christ in the tomb was imputrescible [incapable of decay]. We know, two thousand years later, that to be imputrescible a body needs blood circulation... And this is exactly the important scientific fact proved by the Holy Shroud: the body was imputrescible in the tomb—the scientific proof, in fact, for the Resurrection of Jesus Christ with flesh and bones, as Jesus said in Luke 24:39…”. [more]

Intro | Carbon Dating | DNA | Oviedo Cloth | Survival | Rogers

Was Survival Possible?
1st Century historian Josephus records how 3 friends of his were crucified and then taken down on his request and after medical treatment one of them recovered. Survival was possible.