This Just In
The discovery of the Imperial Japanese Navy's mega-submarine, the I-400, solves a decades-old mystery.
Fifty years separate us from that dark day in Dallas, and we're still learning more about what happened.
Some critics sarcastically refer to the single bullet theory as the magic-bullet theory.
From Castro to mobsters to the KGB, many theories still compete to answer one of history's biggest questions.
An alternate history of Vietnam, the civil rights movement and the president's affairs are explored.
Columbus may not have been the first to America. Learn more about Columbus not being the first to America in this article.
The search for Amelia Earhart's plane will resume using two three-person manned submersibles.
As Oct. 1, 2013 ushered in a shutdown of the U.S. government, these science-oriented institutions weren't spared.
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