What Can We Learn By Drilling Into The Earth’s Mantle? Scientists have just discovered something deep in the earth’s crust that could tell us a lot about outer space. What exactly did they find? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Mysterious space rock US Air Force own Hyperloop How Much Water Is There In A Cloud? The Mystery Flaw of Solar Panels Salted Nukes: An Even More Dangerous Bomb How Powerful Is Anonymous?