Scientists have been studying the nucleus of the atom ever since Ernest Rutherford first discovered it in 1909. Twenty-five years later, scientists were already describing the nucleus as a ...

Air Force general Anthony Cotton, the man in charge of the United States stockpile of nuclear missiles, says the Pentagon is doubling down on artificial intelligence — an alarming sign that the hype ...

Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably ...