From cosmic rays to CT scans, radiation surrounds us but not all exposure is dangerous. Here’s how to separate fact from fear ...

Radiation-induced mutations may not be the reason for the genetic differences between dog populations living near the ...

Four decades after the world’s worst nuclear disaster, something weird—but wonderful—is happening inside the Chernobyl Exclusion Zone: the dogs that roam the radioactive area are rapidly evolving. And ...

In the Chernobyl Exclusion Zone, a place where radiation levels remain dangerously high decades after the 1986 nuclear ...

Genomic data sheds light on how populations of sledge dogs — and their human handlers — have shifted over past 800 years.