As I write this now, two of the biggest constituent states of the old Union of Soviet Socialist ... But while it lasted, the MiG-25 was a crazy Soviet rat rod.

In the first of a weeklong series of episodes about spies, subterfuge and intelligence, a look at how the CIA used dead rats to send secret messages in the former Soviet Union. In the first of a ...

Alamy Cave art in Azerbaijan hint at the ancient megafauna that roamed the landscape (Credit: Alamy) The decades following the 1930s were a time of audacious experimentation in the Soviet Union's ...