50 Years Ago Cornell project brings peregrines back to the eastern United States By Science News November 4, 2011 at 12:14 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Read the full article (PDF) | Vote on future topic | Search archives September 8, 1973 | Vol. 104 | No. 10 Cornell project brings peregrines back to the eastern United States No bird was more harmed by the overuse of DDT than America’s peregrine falcon.