“The Jaws Effect” is what scientists call people’s irrational fear of sharks based on Steven Spielberg’s 1975 hit summer movie, “Jaws.” The great white shark in the movie was so terrifying that it ...

In Barnstable, Massachusetts, a sign at Sandy Neck beach informs visitors about white sharks frequenting these waters. A half-century after Jaws was filmed in New England, great white sharks have gone ...