Amazing Earth 2

submitted by: scivee-team

A documentary about volcanic eruptions, their causes and effects on Earth and the geological implications of those events in history and in the future - Part 2.

Dissection - 02- intrinsic muscles of the back

submitted by: scivee-team

Dissection of a human body 02: the intrinsic muscles of the back (vertebral column, spinal meninges, spinal cord). Warning: content may be unsuitable for the faint hearted.