Here is the original story for RIA Novosti.
It's unfortunate that no pictures of the artifacts are yet available. People seem to keep tight control on such information.
Some more commentary - http://arky-news.livejournal.com/52486.html#cutid1
They apparently had some knowledge (advanced perhaps) of bronze metallurgy.
Another commentary on some of the history - http://www.assembly.kz/eng/expo_art_...id=21023164713
It would be interesting if Avestan script/inscriptions were found.
I know of at least two Scythian mummies that have been found. One is reported here -
Many years ago there was a mummified woman found.
Apparently there is a discussion of Scythian mummies in Ch 15 of this book -
Mummies, Disease and Ancient Cultures