Russia considered a nuclear strike on Ukraine. China has warned Moscow against using nuclear weapons, US Secretary of State ...

A leader in building India's nuclear capabilities, Chidambaram is remembered for his critical involvement in both 1974 and the 1998 Pokhran-II nuclear tests.

The President-elect pledged to "build an Iron Dome" over the U.S. to make sure "nothing can come and harm our people." A new ...