Caption: "First [proton (p+)]-[lead (Pb) ion] particle collision at the Large Hadron Collider (LHC)." (Somewhat edited.)

An image which can stand as a symbol for the Big Bang.

Credit/Permission: © Peter Jenni (1948--) (see also Peter Jenni (1948--) (AKA User:Pcharito), 2014 / CC BY-SA 3.0.
Image link: Wikimedia Commons: File:Ev059HR 3D.png.
Local file: local link: big_bang_symbol.html.
File: Cosmology file: big_bang_symbol.html.