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Our Year | Calendars Calendars exhibit Webexhibit Home Node view Years & months Various Calendars Our Week Timeline About Overview Astronomy Perpetual calendar Month of Moons Today's Moon History Definitions International Do it yourself A page from the "Calendars" exhibit... Illuminations of Dante’s Divine ... http://www.webexhibits.org/calendars/year.html · 10.8k |
Early Roman Calendar | Calendars Calendars exhibit Webexhibit Home Node view Years & months Various Calendars Our Week Timeline About Overview Chinese Christian Indian Islamic Jewish Others Ancient French Future Mayan Roman Perpetual A page from the "Calendars" exhibit... The Romans borrowed parts of their earliest ... http://www.webexhibits.org/calendars/calendar-roman.html · 35.6k |
Auroras | Causes of Color font size: a a a Related pages: Lightning Triboluminescence Do it Yourself Auroras Folklore The cause A page from the "Causes of Color" exhibit... Why are auroras colored? (gas excitations) Auroras, the beautiful and often eerie curtains of light in the night skies of the far north and south, ... http://www.webexhibits.org/causesofcolor/4B.html · 23.7k |
Full text: Prolegomena by Immanuel Kant, 1783 Preamble On The Peculiarities Of All Metaphysical Cognition. First Part Of The Transcendental Problem: How Is Pure Mathematics Possible? Second Part Of The Transcendental Problem: How Is The Science Of Nature Possible? Third Part Of The Main Transcendental Problem: How Is Metaphysics In General Possible? ... http://www.webexhibits.org/causesofcolor/ref/Kant.html · 288.3k |
Planets | Causes of Color font size: a a a Related pages: Fire & flames Flame tests Fireworks Microgravity Do it Yourself Astronomical Stars Planets Meteors A page from the "Causes of Color" exhibit... Why does Mars appear red and Earth blue-green? Jupiter, with the moon Ganymede visible behind, shows the famous red ... http://www.webexhibits.org/causesofcolor/18C.html · 11.6k |
Opal | Causes of Color font size: a a a Related pages: Holograms Photoelastic stress analysis Opal Do it Yourself A page from the "Causes of Color" exhibit... Why are CDs, DVDs and opals colored? (diffraction) You may have pondered the iridescent reflection on the back of a CD or DVD, but you may not know that light is ... http://www.webexhibits.org/causesofcolor/15F.html · 16.3k |
Other Ancient Calendars | Calendars Calendars exhibit Webexhibit Home Node view Years & months Various Calendars Our Week Timeline About Overview Chinese Christian Indian Islamic Jewish Others Ancient French Future Mayan Roman Perpetual A page from the "Calendars" exhibit... When did ancient months start? When was the ... http://www.webexhibits.org/calendars/calendar-ancient.html · 49.5k |
Art and Optics : David G. Stork: Optics « Previous Next » Jump to author New theories regarding opticality Opinions The hypothesis James Elkins Charles M. Falco and David Graves Susan Grundy Walter Liedtke Philip Pearlstein Sidney Perkowitz Philip Steadman David G. Stork Christopher W. Tyler David Hockney In the press ... http://www.webexhibits.org/hockneyoptics/post/stork4.html · 8.9k |
Art and Optics : The hypothesis: Opinions « Previous Next » Jump to author New theories regarding opticality Opinions The hypothesis James Elkins Charles M. Falco and David Graves Susan Grundy Walter Liedtke Philip Pearlstein Sidney Perkowitz Philip Steadman David G. Stork Christopher W. Tyler David Hockney In the press ... http://www.webexhibits.org/hockneyoptics/post/intro_hypothesis.html · 16.2k |
Do It Yourself | Calendars Calendars exhibit Webexhibit Home Node view Years & months Various Calendars Our Week Timeline About Overview Astronomy Perpetual calendar Month of Moons Today's Moon History Definitions International Do it yourself A page from the "Calendars" exhibit... You can make a calendar page, ... http://www.webexhibits.org/calendars/moon-diy.html · 13.3k |
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