How early scientists believed that the Earth was a hollow sphere that housed an advanced civilisation and a massive internal sun and how modern scientists can recreate conditions at the Earth's core using diamonds – October 15, 2010
How early scientists believed that the Earth was a hollow sphere that housed an advanced civilisation and a massive internal sun and how modern scientists can recreate conditions at the Earth's core using diamonds – October 15, 2010
Digg
Facebook
Google
MySpace
Reddit
SlashDot
StumbleUpon
Twitter