These 20 pictures capture the aftermath of the infamous 1986 Chernobyl incident—effects that are, in some cases, still felt today.

It's 40 years since the Chernobyl disaster. This is what it has meant for wildlife living around the devastated nuclear power plant.

"Dogs at Chernobyl are now genetically distinct … thanks to years of exposure to ionizing radiation, study finds."

A huge armada of vehicles were used to clean-up the radioactive aftermath of the Chernobyl disaster 40 years ago. Many of them still lie rusting inside the exclusion zone.

Tributes have been paid to those who risked their lives tackling the aftermath of the Chernobyl accident in 1986, with a fundraising process launched for ongoing safety work at an international conference held at the plant.

The Chernobyl disaster occurred when technicians at the power station, near Pripyat in the north of Ukraine, then part of the Soviet Union, ran a test on reactor number four to simulate shutting it down during an electricity blackout.

People streamed into the central square of Slavutych in the early hours of Sunday, placing candles on a large radiation hazard symbol laid out on the ground as a midnight commemoration began for those killed in the Chernobyl disaster 40 years ago and the thousands who risked deadly radiation exposure to contain its aftermath.

The nuclear incident at Chernobyl spread radiation across Europe and led to political changes that played a role in the collapse of the Soviet Union.