December 12, 2013 The giant cutter is designed to bore through rock and soil without a problem. But it has hit something that has brought work on a highway tunnel to a stop. Officials say it may take a couple weeks to figure out what's going on. Theories, anyone?
December 3, 2013 The finding adds more confusion to the case, because two other teams — Swiss and Russian — came to different conclusions.
November 16, 2013 It's a mystery: What caused him to fall from a small plane flying over the Atlantic near Miami? Now one important clue. His body appears to have been found.
November 6, 2013 Swiss scientists have been studying samples taken from the former Palestinian leader's remains. He died in 2004 at the age of 75.
September 27, 2013 A small box found near Mont Blanc contained rubies, sapphires and emeralds thought to be worth more than $330,000. Authorities suspect they had been on board one of two Indian passenger planes that crashed in the area — one in 1950; one in 1966. The climber who found the treasure turned it in.
January 8, 2013 In Chicago last summer, Urooj Khan jumped for joy when he realized he had a winning ticket in the Illinois later. A month later, one day after his check was issued, Khan was dead. Authorities recently figured out that the cause was a lethal dose of cyanide. Now they're investigating.