Submersibles discover top-secret Japanese submarines

(PhysOrg.com) -- Two World War II Japanese submarines, designed with revolutionary technology to attack the U.S. mainland, have been discovered off the Hawaiian coast of Oʻahu. They are the I-14, which carried two aircraft ...

Holes in the head

Even with a highly skilled neurosurgeon, the most effective anesthesia, and all the other advances of modern medicine, most of us would cringe at the thought of undergoing cranial surgery today.

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