Hundreds of schoolgirls have been hospitalized across Iran, and parents took to the streets in Tehran to protest. Supreme leader Ayatollah Ali Khamenei said the perpetrators should be severely punished.

Reports of unexplained poisonings in girls' schools and dorms in Iran have increased since November. Authorities have claimed the victims are experiencing symptoms of "stress," but activists say it's unlikely.

Dmitry Kovtun was accused in the 2006 killing of Russian defector Alexander Litvinenko in London. He died at the age of 57, according to a lawmaker who was also a suspect.

More and more pesticides are being sprayed worldwide with deadly consequences for humans and nature, a report finds.

The Muslim community in India is often a target of misinformation spread by Hindu nationalists. The latest accusation is that Muslims are carrying out "rice jihad". We tell you more in this edition of Truth or Fake.

The 26 people are believed to have died from drinking poisonous moonshine. Another 28 are suffering from alcohol poisoning, with some reportedly in a coma.

It has been a year since the poisoning of Russian opposition leader and Kremlin critic Alexei Navalny. After his recuperation in Germany, Navalny voluntarily returned to Russia and was arrested. But pressure on Kremlin critics continues to mount.

A petition calling for the ban of the consumption of dog meat in Nigeria has garnered thousands of signatures online. Titled “Stop Nigeria’s Barbaric Dog Meat Industry,” the petition seeks a ban and shutdown of the dog meat trade industry in Nigeria.

Here are a few reasons to pick up a copy of The Guardian on Friday. Find these stories and much more when you grab a copy of The Guardian on Friday.

It was Wednesday when the German chancellor herself came out to announce it was Novichok. German scientists had determined that Alexei Navalny, the Kremlin's most outspoken critic, was poisoned with the same Soviet-era nerve agent used against former Russian double agent Sergei Skripal two years ago in Salisbury, England. What happens next?