Two years after Alexey Navalny died in a Russian prison, five European countries confirmed through independent testing that he was poisoned. Analyses of Navalny’s biological samples, conducted ...

The modern poison has become less a medieval cliché than a geopolitical signature flourish.

India, Feb. 16 -- At a major diplomatic event on Saturday, five European countries, the United Kingdom, France, Germany, ...

The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an ...

Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald Trump vows to restart U.S. tests.

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

By Jonathan Landay WASHINGTON, Feb 17 (Reuters) - A senior U.S. official on Tuesday revealed what he said were new details of an underground nuclear test blast that China allegedly conducted in June ...

Officials have ruled out earthquakes or mining as the source of a 2.75-magnitude event in 2020 near China's nuclear test site.

Russian opposition leader Alexei Navalny was poisoned with a lethal toxin from the skin of dart frogs, five European ...

We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain ...

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.

European allies' findings that Putin critic Alexei Navalny was killed with a rare toxin from poison dart frogs is "troubling," said Secretary of State Marco Rubio on Sunday, adding the U.S. is not ...