Thread:Shabook/@comment-27132068-20151028220208/@comment-27132068-20151028222627

In all the other sources, such as wikipedia, marvel wikia (both earth-616 and 199999) and comicvine he is stated to possess superhuman senses, which is obvious.

The reason they made the cargo radioactive is the same reason they made the spider who bit Parker radioactive. The official marvel website states that his senses have been preternaturally (or supernaturally) enhanced. http://marvel.com/characters/11/daredevil