European nations have alleged that Russian opposition leader Alexei Navalny was poisoned with epibatidine, a highly toxic ...

The toxin, epibatidine, can be found in frogs in the wild in South America or manufactured in a lab.

Epibatidine is a rare and extremely toxic alkaloid found in the skin of a South American poison dart frog, Epipedobates ...

The Kremlin denied Monday that it fatally poisoned former Russian opposition leader Alexei Navalny in 2024, after five ...

The Kremlin has repeatedly denied any involvement in Alexei Navalny’s death and claims he died of natural causes ...

Poison dart frogs have fascinated researchers. Now their toxin has allegedly been linked to the death of Russian opposition leader Alexei Navalny.

"The U.K., Sweden, France, Germany, and the Netherlands are confident that Alexei Navalny was poisoned with a lethal toxin," ...

Britain, France, Germany, Sweden and the Netherlands joined Yulia Navalnaya over the weekend to confirm that Navalny — ...

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

UK, Sweden, France, Germany and Netherlands say they're "confident" Russia poisoned Alexei Navalny with a lethal toxin from ...

Five European countries claim a highly lethal epibatidine poison was used in the Russian opposition leader’s death, raising possible chemical-weapons treaty violations.

By Andrew Osborn MOSCOW, Feb 16 (Reuters) - The Kremlin on Monday flatly rejected accusations from five European countries ...