Tsunami: why and where they originate and propagate.
A trip through the Earth's history from its formation to the present tectonic motions causing earthquakes and tsunamis.
"http://yt.cl.nr/xAQIvJ_QoIs"
From within the depths of matter a tiny speck with an extraordinary structure and glorious equilibrium emerges: the atom.
This tiny speck is the building block of everything in the universe, from giant stars to the proteins inside the cell. Everything in the universe, without exception, is made up of atoms.