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  1. Arctic Mirage (Hillingar) | Geophysical Institute

    Feb 6, 2026 · In the arctic mirage a distant object appears right way up but higher up than the actual location. Though arctic and desert mirages seem to be quite different, they share a common …

  2. Mirages | Geophysical Institute

    Feb 6, 2026 · Even when the air is stagnant, there is enough air movement to cause the mirage images to come and go rapidly. Unfortunately, the same layering that gives us glorious mirages compounds …

  3. The Parry Arc | Geophysical Institute

    Jan 29, 2026 · Was this a mirage, the northern lights or what? A possible explanation is the Parry arc named after the explorer, W. E. Parry, who first reported seeing the phenomenon while searching for …

  4. The Highest Mirage in North America | Geophysical Institute

    Mar 2, 1995 · Is the Great One a grand illusion? Is the tallest mountain in North America a mirage? A friend recently told me that the Mount McKinley we see as a huge lump on the southwest Fairbanks …

  5. Unusual Events in the Sky - Geophysical Institute

    Fireball meteors, auroras, noctilucent clouds, mirage phenomena, atmospheric dust, city lights reflected from clouds, earthquake lights, lightning, forest fires, ice crystals and raindrops in the air, plus a host …

  6. Fata Morgana | Geophysical Institute

    Feb 6, 2026 · Fata Morgana, also known as Morgan le Fay, was a fairy enchantress skilled in the art of changing shape. In one traditional story she was King Arthur's sister and learned many of her skills …

  7. Tanana Valley Mirages - Geophysical Institute

    Dec 18, 2025 · The Arctic mirage is a different story altogether. During inversion conditions in the Tanana Valley, there is a layer of dense, cold air next to the ground with warmer air overlying it. …

  8. 301 Moved Permanently

    Moved Permanently The document has moved here.

  9. Sun Pillars | Geophysical Institute

    Jan 29, 2026 · The northern atmosphere produces many astonishing optical effects. One reason for this is that there is a strong temperature gradient and marked stratification of air layers. These conditions …

  10. Amy Jenson at AGU 2023 | Geophysical Institute

    Dec 14, 2023 · Amy Jenson, Ph.D. glaciology student at the University of Alaska Fairbanks, is studying the velocity of Greenland Ice Sheet glaciers that flow into the ocean. These glaciers often exhibit …