The origin and formation of the Universe, the Solar System, and the Earth

The origin and formation of the Universe, the Solar System, and the Earth	$\color {White}{\mathbf {-4.5\times 10^{9}}}$		The origin and formation of Earth https://en.wikipedia.org/wiki/History_of_Earth A very detailed Table of geologic time: https://en.wikipedia.org/wiki/Geologic_time_scale#Table_of_geologic_time Other nice geological time scales: Image URL Image URL
	$\color {White}{\mathbf {-4.5\times 10^{9}}}$		The origin and formation of the Solar System https://en.wikipedia.org/wiki/Formation_and_evolution_of_the_Solar_System
	$\color {White}{\mathbf {-13.7\times 10^{9}}}$		The big bang This documentary seems to be nice. It explains how elements were discovered and classified and how the total number of elements was defined. In the second part of the video, the creation of the atomic bomb is explained. Éste también proporciona extensiva información sobre The Origin of the Elements. Éste proporciona una explicación más profunda que el video anterior. Este video proporciona una explicación muy simple del átomo. The next URL corresponds to a nice Periodic Table of Elements where you can click on the element to get extensive information about the element: https://education.jlab.org/itselemental/index.html File:The_big_bang.gif Taken from https://www.youtube.com/watch?v=HdPzOWlLrbE

The big bang

$\color {White}{\mathbf {-13.7\times 10^{9}}}$

The big bang