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

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

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 s ...

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.

Alexei Navalny died in February 2024 after he was transferred to a high-security penal colony above the Arctic Circle in Russia.

Russian opposition figure and outspoken Kremlin critic Alexey Navalny, who died two years ago, was killed while in prison by a lethal toxin found in poison dart frogs in South America, five European ...

Russian opposition leader Alexei Navalny was killed by a “deadly toxin” extracted from an Ecuadorian frog, according to the foreign ministries of five European countries. Navalny died in February 2024 ...

Five European countries say tests confirm late Russian opposition leader Alexei Navalny was poisoned with a lethal toxin found in poison frogs, and they blame the Kremlin.

The U.S. and Iran are holding their second round of talks about Iran’s nuclear program Tuesday in Geneva. As the talks began, Iranian media announced that Iran had fired live missiles toward the ...

Russian opposition leader Alexei Navalny was poisoned by the Kremlin with a lethal toxin derived from the skin of poison dart ...

Here is Deadline’s annual list of premiere dates for new and returning TV series. Updated daily, the roster covers hundreds of broadcast, cable and streaming programs debuting throughout 2026, many ...