Researchers believe that a spray containing the clotting agent from brown snake venom could eventually be used by emergency response teams to save the lives of trauma victims. Tune in on Sunday, June 24 at 8 p.m. (ET) on PBS (check local listings), when the NATURE series presents The Venom Cure. The Venom Cure illustrates how some of the animals we fear most may one day soon be helping us solve or alleviate a wide range of life-threatening medical problems.