close
This ad will auto close in 10 seconds
The Earth's mantle still lies untouched; Japanese scientists want to be the first to penetrate it!

The Earth's mantle still lies untouched; Japanese scientists want to be the first to penetrate it!

The researchers plan to extend the drill 2.5 miles below the ocean’s surface, then bore through 3.7 miles of Earth’s crust and finally gather samples from the mantle.