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  2. List of lightning phenomena - Wikipedia

    en.wikipedia.org/wiki/List_of_lightning_phenomena

    Sympathetic lightning is the tendency of lightning to be loosely coordinated across long distances. Discharges can appear in clusters when viewed from space. [clarification needed] Upward lightning or ground-to-cloud lightning is a lightning flash which originates from the top of a grounded object and propagates upward from this point. This ...

  3. Lightning - Wikipedia

    en.wikipedia.org/wiki/Lightning

    Lightning is a natural phenomenon formed by electrostatic discharges through the atmosphere between two electrically charged regions, either both in the atmosphere or one in the atmosphere and one on the ground, temporarily neutralizing these in a near-instantaneous release of an average of between 200 megajoules and 7 gigajoules of energy ...

  4. Ball lightning - Wikipedia

    en.wikipedia.org/wiki/Ball_lightning

    Ball lightning is a possible source of legends that describe luminous balls, such as the mythological Anchimayen from Argentinean and Chilean Mapuche culture. According to statistical investigations in 1960, ball lightning had been seen by 5% of the population of the Earth.

  5. Atmospheric electricity - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_electricity

    Atmospheric electricity describes the electrical charges in the Earth's atmosphere (or that of another planet ). The movement of charge between the Earth's surface, the atmosphere, and the ionosphere is known as the global atmospheric electrical circuit. Atmospheric electricity is an interdisciplinary topic with a long history, involving ...

  6. Mound 72 - Wikipedia

    en.wikipedia.org/wiki/Mound_72

    In the western part of the mound, a pit of 35,361 shell beads was placed on top of a group of 19 probable women (Features 236 and 237), thus nicknamed the Shell Bead Cache. Along with the 32,789 lightning whelk columella beads, 2,327 seed beads, and 245 whole shell beads, was the largest lightning whelk cup ever found, about 39 cm long. [10]

  7. Heat lightning - Wikipedia

    en.wikipedia.org/wiki/Heat_lightning

    Heat lightning. Heat lightning (not to be confused with dry thunderstorms, which are also often called dry lightning) is a misnomer [1] used for the faint flashes of lightning on the horizon or other clouds from distant thunderstorms that do not appear to have accompanying sounds of thunder. The actual phenomenon that is sometimes called heat ...

  8. Baily's beads - Wikipedia

    en.wikipedia.org/wiki/Baily's_beads

    Baily's beads. The Baily's beads, diamond ring or more rarely double diamond ring effects, [1] are features of total and annular solar eclipses. Although caused by the same phenomenon, they are distinct events during these types of solar eclipses. As the Moon covers the Sun during a solar eclipse, the rugged topography of the lunar limb allows ...

  9. Luminous gemstones - Wikipedia

    en.wikipedia.org/wiki/Luminous_gemstones

    The first theme is using legendary luminous gems to illuminate buildings, for navigation lights on ships, or sometimes as guiding lights for lost persons (Ball 1938: 498–500). In India, the earliest country in which fine gemstones were known, belief in luminous gems dates back some twenty-five centuries.

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