April marks the 40th anniversary of the Chernobyl nuclear power plant disaster. Find out more about what happened and the effects of the explosion here.

Once classified files from East Germany reveal the extent of Soviet actions to hide the true extent of catastrophe.

Concrete crumbling like sand, their faces burning red from the radiation. Sky News speaks to Chernobyl workers who did everything they could to prevent a second explosion forty years ago.

The crew at the nuclear power plant wanted to test the reactor's behavior during a power failure, triggering the most serious nuclear accident.

Sergei Belyakov was one of the brave volunteers who shovelled radioative debris scattered by the explosion back into reactor number four.

IMMEDIATELY after the Chernobyl nuclear disaster, hundreds of thousands of “liquidators” were sent in to clear up after the catastrophic explosion. They charged straight into the ...

Nikolay Solovyov was on shift the night of April 26, 1986 when the Chernobyl nuclear power plant exploded. Instead of fleeing, he chose to fight his “first war” against radiation.

The explosion at the fourth reactor of the Chernobyl Nuclear Power Plant in northern Ukraine on April 26, 1986, changed the lives of thousands of Soviet citizens. The plant was located 20 kilometres ...

The Greenpeace, an international environmental organisation founded in 1971, has warned of radioactivity risk at the Chernobyl nuclear power plant after its shell got damaged. The warning comes days ...

FORTY years on from the greatest nuclear disaster in history, a 1,000 square mile patch of land is still sealed off from the world, crawling with cockroaches and patrolled by radioactive mutant ...

Their mission was to clean up the worst nuclear accident in history. Following the April 26, 1986, explosion and fire at the Chernobyl nuclear power plant, soldiers, firefighters, engineers, miners ...

Photographer Pierpaolo Mittica has been documenting the passage of time at the disaster site as clean-up crews, tourists, and war, come and go in a landscape still teeming with radiation. "We are just ...