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.

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 ...

We go deep inside the Chernobyl nuclear-power plant and the surrounding exclusion zone, recounting the history of the accident on April 26 1986, and speaking with plant workers who were on shift that ...

FILE - The Chernobyl nuclear plant is seen in an aerial view, showing the damage from an explosion and fire on April 26, 1986, that sent a radioactive plume over Europe. (AP Photo/ Volodymyr Repik, ...

The 1986 Chernobyl disaster fueled global fears about nuclear power and slowed its development in Europe and elsewhere. Four decades later, however, there's a revival around the world, a trend that ...