Here's how Chinese engineers rescued a failed tunnel boring machine by guiding a second one to meet it under a river.

Janasu (Uttarakhand), Apr 26 (PTI) The completion of India's longest rail tunnel between Devprayag and Janasu in Uttarakhand faced significant challenges, including moments when it seemed the tunnel ...

New Delhi: In a concerning development that threatens to derail India's much-anticipated dream project the Bullet Train China has emerged as the key source of the crisis. According to the reports, ...