The most notorious poison associated with dart frogs is batrachotoxin. In a shocking twist, the mysterious poisoning of Alexei Navalny has been linked to a toxin so potent it's used by indigenous ...

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 ...

A rare frog poison has been named as the cause of Russian democracy fighter Alexei Navalny's 2024 death. But it's unlikely to have come from a frog. A poison found in threatened frog species in the ...

Epibatidine is about 100 times more potent than morphine, and derived from frogs native to South America Russia killed Alexei Navalny with frog toxin, UK and four European allies say Epibatidine, 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 ...

Epibatidine, the highly potent toxin Britain has linked to the death of Alexei Navalny, is reportedly 100 times more powerful than morphine. This extremely toxic, nicotine-like compound originates ...

Russian opposition leader Alexei Navalny died in prison in Russia after being poisoned with a deadly toxin found in the skin of Ecuadorian dart frogs, the UK and other allies have revealed. The ...

Russian opposition leader Alexei Navalny died after being poisoned with a rare "dart frog toxin," the United Kingdom's Foreign Office said in a statement released Feb. 14. The announcement comes two ...

Five European countries – the United Kingdom, France, Germany, Sweden and the Netherlands – have accused Russia of using a toxin from poison dart frogs to kill Kremlin critic Alexey Navalny. The ...

Yvette Cooper may think so, and use of epibatidine may seem exotic, but experts say situation is more ambiguous It was a very particular choice of weapon, but experts say it remains unclear whether ...

The toxin was found in the body of the Russian dissident Aleksei A. Navalny, who died in prison two years ago, five governments said, challenging Russia’s official account. By Anton Troianovski ...

Russian opposition leader Alexei Navalny died in prison after being poisoned with a deadly toxin found in Ecuadorian dart frogs, the U.K. and other allies claimed Saturday. There is no possible ...