Add Yahoo as a preferred source to see more of our stories on Google. A giant 1,600-tonne machine called Madeleine that will bore a tunnel taking HS2 trains into central London has been switched on.

Tunnelling work to link the HS2 high-speed train route to Euston has begun, in a major milestone for the troubled project. The first of two 1,624-tonne tunnel boring machines was set in motion on ...