You believe because you are religious, and your source is from the Catholic Church.
LOL
From YOUR link is this unsupported statement:
"Additionally, he argues that the new technique is a superior method than carbon-dating in this particular instance because "fabric samples are usually subject to all kinds of contamination" with the latter process. To that end, the scientist
suspects that these impurities likely inadvertently influenced the British Museum's
controversial 1988 study that used the carbon-dating technique and found that the shroud had a Medieval origin."
bolding mine
He provides ZERO evidence to support it as he
SUSPECTS..... ZERO!
It is clear you didn't read my link since the headline mentions BLOOD in it
You are too quick to believe anything......