Add Yahoo as a preferred source to see more of our stories on Google. A joint report alleging that a poison dart frog toxin has been linked to the death of Russian opposition leader Alexei Navalny ...

There is no innocent explanation for the toxin being found in samples taken from Navalny's body, Foreign Office says.

Five European nations, including the UK, France, and Germany, have accused Russia of using a toxin from poison dart frogs to kill Kremlin critic Alexei Navalny. The countries allege that Navalny was ...

A supporter of late Kremlin critic Alexei Navalny places a tribute to Navalny outside the Russian Embassy, on the second anniversary of his death and after a joint statement from Britain, Sweden, ...

In the joint statement, Britain, France, Germany, Sweden and the Netherlands said analyses of samples from Navalny's body confirmed the presence of epibatidine, a toxin found in poison dart frogs in ...

The poison dart frog may be tiny, but it is one of the most toxic animals on Earth. Found in the rainforests of Central and ...

LONDON -- 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 foreign ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. This extremely toxic, nicotine-like compound originates from the Epipedobates genus of poison dart frogs, found exclusively in ...