The researcher focused on mapping “residual stress,” which is a hidden stress locked into metals during manufacturing, ...

He is scheduled to travel to Rome for talks with U.S. special envoy Steve Witkoff on Saturday, where they are expected to resume discussions about Tehran’s rapidly advancing nuclear program.

A second round of nuclear talks between the United States and Iran concluded on Saturday, with both sides indicating progress. Delegations from both countries met in Rome for negotiations ...

Fusion power is the holy grail of energy technologies: it makes more energy than nuclear fission, produces less waste, doesn’t create anything that could be used in a weapon, and has zero risk ...

In a nuclear reactor, the fission reactions fueled by the uranium in those rods emit heat that is used to create hot water or steam to drive turbines and generate electricity. After about five ...

Sanger discusses U.S. rivalry with the other two great nuclear powers—Xi Jinping’s China and Vladimir Putin’s Russia—the choices that lie ahead, and what is at stake for the United States ...

Current political and economic issues succinctly explained. Many foreign policy experts warn that if Iran were to acquire nuclear weapons, it would be broadly destabilizing for the Middle East and ...

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In a process scientists call nuclear fission, the closely monitored atomic reaction is the lifeblood of the Calvert Cliffs facility. “Our reactors operate for two years at a time,” Phillippi said.

TEHRAN, Iran (AP) — Iran’s president again pledged Wednesday that his nation is “not after a nuclear bomb” ahead of talks between Tehran and the United States, going as far as dangling the ...

A new US nuclear weapon 24 times more powerful than the one used on Hiroshima is being rush-produced because of an “urgent” and “critical” threat from rising global tensions, according to ...