The Chernobyl site contains several nuclear waste ... Invading Russian troops took control of the plant - the site of the world's worst nuclear disaster in 1986 - on Thursday, Ukraine said.

Frightening map shows deadly fungal disease ... The immune systems of the Chernobyl wolves are different from those of wolves from all over the world; they more resembled the immune systems ...

Following the 1986 Chernobyl meltdown - the world's worst nuclear accident - authorities cordoned off the most contaminated areas around the Ukrainian power plant. That restricted land ...