World News

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.

It is no coincidence that the UK and its allies chose a security conference in Munich to accuse the Kremlin of killing Russian opposition leader Alexei Navalny with dart frog poison.

The Russian state has long been accused of using exotic poisons to murder its opponents - whether the nerve agent Novichok or radioactive plutonium isotopes. Could Alexei Navalny have been killed by the toxin of a poisonous frog?

Donald Trump says regime change in Iran "would be the best thing that could happen" as a second US aircraft carrier is deployed to the Middle East.

Four new astronauts have arrived at the International Space Station to replace their colleagues who pulled out early over health concerns.

At least 32 people have been killed after gunmen launched simultaneous attacks on three separate communities in northern Nigeria, police have said.

Winter Olympics athletes are getting a Valentine's Day gift from organisers - a promise of a renewed supply of free condoms.

Around 200,000 people demonstrated against the Iranian regime on the sidelines of a gathering of world leaders on Saturday.

Sky News understands Iranian doctor Yaser Rahmani-Rad has been arrested and held after accusing the country's security forces of arresting injured protesters inside hospitals and removing medical equipment, "because they deserve to die".

The US military has said it attacked more than 30 Islamic State targets in Syria earlier this month in retaliation for the deaths of two US soldiers and an American civilian interpreter in an IS ambush two months ago.