• PBS Online (2000). From the Big Bang to the End of the Universe – The Mysteries of Deep Space Timeline. Retrieved March 24, 2005.
• Schulman, Eric (1997). The History of the Universe in 200 Words or Less. Retrieved March 24, 2005.
• Deep Time: Crash Course Astronomy #45. Retrieved October 2, 2016.
• Space Telescope Science Institute Office of Public Outreach (2005). Home of the Hubble Space Telescope. Retrieved March 24, 2005.
• Fermilab graphics (see "Energy time line from the Big Bang to the present" and "History of the Universe Poster")
• Exploring Time from Planck time to the lifespan of the Universe
• Cosmic Evolution is a multi-media web site that explores the cosmic-evolutionary scenario from big bang to humankind.
• Astronomers' first detailed hint of what was going on less than a trillionth of a second after time began
• The Universe Adventure
• Cosmology FAQ, Professor Edward L. Wright, UCLA
• Sean Carroll on the arrow of time (Part 1), The origin of the universe and the arrow of time, Sean Carroll, video, CHAST 2009, Templeton, Faculty of science, University of Sydney, November 2009, TED.com
• A Universe From Nothing, video, Lawrence Krauss, AAI 2009, YouTube.com
• Once Upon A Universe Lưu trữ 2015-12-07 tại Wayback Machine – Story of the Universe told in 13 chapters. Science communication site supported by STFC.
• Cosmic Evolution through Time – an interactive timeline explains the main events in the history of our Universe

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