A South Side community came together on Friday, hoping for justice after a woman was shot and killed while her baby was in ...

Speeding car collides with another vehicle in a busy Dallas intersection, killing two pedestrians.

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and Russia.

Repairs at key missile sites began soon after they were hit by Israeli and U.S. strikes last year, but work at Iran’s nuclear ...

Senior U.S. and Iranian officials were set to meet in Oman as a deepening crisis over Tehran's nuclear program fueled fears ...

The Kremlin says Russian and U.S. negotiators have discussed the expiration of their last remaining nuclear arms pact.

With the U.S.-Russia nuclear pact expiring, President Donald Trump is renewing calls for a new stronger pact instead of ...

Aside from enabling cutting-edge hypersonic research, the vehicle could serve as a spaceplane for research and reconnaissance ...

It’s worth looking at high-assay low-enriched uranium, or HALEU, specifically. This fuel is enriched to higher concentrations ...

The last remaining nuclear arms pact between Russia and the United States is set to expire Thursday, removing any caps on the ...

As the United States and Russia signal a return to nuclear testing, Australia’s remote monitoring station plays a crucial ...

The announcement comes just days after NPR revealed the administration had secretly rewritten safety and environmental ...