The tunnel would stretch 3,400 miles under the Atlantic Ocean, which in some places is thousands of metres deep.

New Delhi: In view of the aggressive stance of Pakistan and China on the border, India is engaged in strengthening its ...

Iran, and Russia-Ukraine situations have resulted in a seismic shift to the global strategic environment. The world is ...

NASA will use 30 ground recording stations to monitor the sound produced by the X-59 QueSST experimental aircraft. Learn more ...

The Shandong is China's second aircraft carrier and has recently been taking part in exercises in the Pacific.

The most infamous Soviet-era fighters are arguably the Sukhoi Su-27 and the Mikoyan-Gurevich MiG-29 and MiG-25.