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  2. Heat lightning - Wikipedia

    en.wikipedia.org/wiki/Heat_lightning

    The actual phenomenon that is sometimes called heat lightning is simply cloud-to-ground lightning that occurs very far away, with thunder that dissipates before it reaches the observer. [2] At night, it is possible to see the flashes of lightning from very far distances, up to 100 miles (160 km), but the sound does not carry that far. [3]

  3. Mirage - Wikipedia

    en.wikipedia.org/wiki/Mirage

    The word comes to English via the French (se) mirer, from the Latin mirari, meaning "to look at, to wonder at". [ 2 ] Mirages can be categorized as "inferior" (meaning lower), "superior" (meaning higher) and " Fata Morgana ", one kind of superior mirage consisting of a series of unusually elaborate, vertically stacked images, which form one ...

  4. Atmospheric refraction - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_refraction

    Atmospheric refraction of the light from a star is zero in the zenith, less than 1′ (one arc-minute) at 45° apparent altitude, and still only 5.3′ at 10° altitude; it quickly increases as altitude decreases, reaching 9.9′ at 5° altitude, 18.4′ at 2° altitude, and 35.4′ at the horizon; [4] all values are for 10 °C and 1013.25 hPa ...

  5. Mirage of astronomical objects - Wikipedia

    en.wikipedia.org/wiki/Mirage_of_astronomical_objects

    10.12 Then spoke Joshua to the LORD in the day when the LORD delivered up the Amorites before the children of Israel; and he said in the sight of Israel: 'Sun, stand thou still upon Gibeon; and thou, Moon, in the valley of Aijalon. 10.13 And the sun stood still, and the moon stayed, until the nation had avenged themselves of their enemies.

  6. How to measure heat correctly, according to scientists, and ...

    www.aol.com/measure-heat-correctly-according...

    In the sun, in the shade, on a rock, in a glade. For every different way there is to experience heat — in the sun, in the shade, on a rock, in a glade — there is a scientific debate about how ...

  7. Daytime - Wikipedia

    en.wikipedia.org/wiki/Daytime

    Daytime or day as observed on Earth is the period of the day during which a given location experiences natural illumination from direct sunlight. Daytime occurs when the Sun appears above the local horizon, that is, anywhere on the globe's hemisphere facing the Sun. In direct sunlight the movement of the sun can be recorded and observed using a ...

  8. Why some scientists think extreme heat could be the reason ...

    www.aol.com/news/why-scientists-think-extreme...

    As climate change fuels longer and more severe heat waves, scientists are trying to unravel the impacts of extreme heat on the body, and in particular the brain.

  9. The horrors of the heat dome: What heat does to the ... - AOL

    www.aol.com/horrors-heat-dome-heat-does...

    The heat dome is upon us — and your first warning sign of heat stroke might be flagged by your watch. This week, much of the central and eastern US is under an oppressive atmospheric event that ...