Late Russian opposition leader Alexey Navalny's mom says a European assessment that he was poisoned in prison "confirms what ...

A joint report alleging that a poison dart frog toxin has been linked to the death of Russian opposition leader Alexei Navalny rippled quickly around the globe among scientists. The allegations raised ...

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 ...

What is dart frog toxin, the poison linked to Alexei Navalny’s death? - The toxin is reportedly 100 times more powerful than morphine ...

The modern poison has become less a medieval cliché than a geopolitical signature flourish. Precise, deniable, and in Russia’s case, grimly familiar. Accusations of Russian poisoning surfaced again ...

First it was a nerve agent allegedly applied in his underwear. Then it was a poison found naturally on the skin of South American rainforest frogs. Russian opposition leader Alexei Navalny barely ...

Britain and its allies said only Russia would have the ‘means, motive and disregard’ to launch such an attack – as his widow calls for Putin to be held accountable ...

LONDON (AP) — Russian opposition leader Alexei Navalny was poisoned by the Kremlin with a rare and lethal toxin found in the skin of poison dart frogs, five European countries said Saturday. The ...

Precise, deniable and, in Russia’s case, grimly familiar. Poison has become less a medieval cliché than a geopolitical signature flourish in recent years. Accusations of Russian poisoning surfaced ...