Abstract: The manual disc cutter changing operation in tunnel boring machine (TBM) construction seriously restricts the safety and efficiency of tunnel engineering. To realize robot cutter changing in ...

PARIS(AP) — Seven people have been arrested so far in the investigation into the theft of crown jewels from the Louvre Museum, but the jewels haven't been found. Thieves use a false pretext to steal a ...

PARIS (AP) — Paris prosecutors announced Sunday the first arrest of suspects in connection with the theft of crown jewels from the Louvre, a week after the heist at the world’s most visited museum.

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Does your home have cavity walls? Find out how much it costs to get cavity walls insulated, and how much you could save on your heating bills. Adam SnookSenior Researcher & Writer Adam covers home ...