Marcie Grabowski

Hawai'i Undersea Research Laboratory, University of Hawai'i

KidCam, Iolani High School students' time-lapse camera, deployed near a sea-dumped munition.

Chemical Munitions Dumped at Sea

Today, chemical warfare agents are destroyed via neutralization or incineration, but they used to just dump them in the sea.

The manipulator arm of HURL's submersible places the I-400 bell into a collection basket.

Bronze Bell Recovered from World War II Sub

Lost since 1946, the Imperial Japanese Navy mega-submarine was intentionally sunk by U.S. forces after its capture.