Love Sharks Don't Eat Them
Documents recently declassified show one of the odder experimental weapons developed after World War II: Weaponized sharks.
Guided by sharp electric shocks, the sharks were trained to deliver explosive payloads -- essentially turning them into living, breathing, remote-controlled torpedoes that could be put to use in the Pacific Theater.
Following years of research on "shark repellent," the Navy spent 13 years building a special head gear for sharks which sensed the shark's direction and tried to deliver shocks if the sharks strayed off-course.
The journalist who tracked down details of "Project Headgear" published the recently-declassified information on MIT's journalism site Undark, noting that "The shark wasn't so much a 'torpedo' as a suicide bomber... "