Project Orion was one of the most extreme engineering projects ever seriously proposed. Instead of burning fuel normally, the spacecraft would eject small nuclear bombs behind itself and ride the ...

When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop weapons. The country’s ...

Little is known about Pickaxe Mountain, but some experts say it illustrates the impossibility of relying on force alone to prevent Iran from acquiring a nuclear bomb. By Michael Crowley Reporting from ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. An Iranian man walks past a view of Tehran's research reactor in Tehran, Iran, on February ...