Melting Siberian permafrost threatens major methane release

Melting Siberian permafrost threatens major methane release
Spearheads cast light on earliest American culture

Spearheads cast light on earliest American culture
First Americans arrived in three waves from Siberia

First Americans arrived in three waves from Siberia
Native Americans traced to Siberian mountains

Native Americans traced to Siberian mountains
Mammoth find raises hopes of successful cloning

Mammoth find raises hopes of successful cloning
Siberian officials claim Yeti Snow Man is real

Siberian officials claim Yeti Snow Man is real
Russian space freighter disintegrates over Siberia

Russian space freighter disintegrates over Siberia
Massive methane release sparks global warming fears

Massive methane release sparks global warming fears
Scientists sketch modern portrait of ancient human

Scientists sketch modern portrait of ancient human