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 ...

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 ...

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 ...

Russia murdered Alexei Navalny with deadly frog poison, European countries conclude The U.K, Sweden, France, Germany and the Netherlands say the Putin opponent was killed with a lethal toxin found in ...

By Shanna Hanbury Scientists in Brazil described a new-to-science species of poison dart frog last year. It was first found ...

Russian dissident Alexei Navalny was almost certainly killed by a poison derived from a rare frog toxin in an Arctic prison colony two years ago, several European governments said Saturday. A joint ...

Jurors heard testimony on the first day of the trial for the father of the teenage suspect in a school shooting that killed four.

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 ...

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 ...