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  2. Mirage - Wikipedia

    en.wikipedia.org/wiki/Mirage

    Heat haze, also called heat shimmer, refers to the inferior mirage observed when viewing objects through a mass of heated air. Common instances when heat haze occurs include images of objects viewed across asphalt concrete (also known as tarmac ), roads and over masonry rooftops on hot days, above and behind fire (as in burning candles , patio ...

  3. Fata Morgana (mirage) - Wikipedia

    en.wikipedia.org/wiki/Fata_Morgana_(mirage)

    The optical phenomenon occurs because rays of light bend when they pass through air layers of different temperatures in a steep thermal inversion where an atmospheric duct has formed. [1] In calm weather, a layer of significantly warmer air may rest over colder dense air, forming an atmospheric duct that acts like a refracting lens , producing ...

  4. 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]

  5. Atmospheric optics - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_optics

    This is because long-wavelength (red) light is scattered less than blue light. The red light reaches the observer's eye, whereas the blue light is scattered out of the line of sight. Other colours in the sky, such as glowing skies at dusk and dawn. These are from additional particulate matter in the sky that scatter different colors at ...

  6. Christian Watson injury update: Latest on Packers WR's ... - AOL

    www.aol.com/christian-watson-injury-why-packers...

    Green Bay Packers wide receiver Christian Watson had 23 yards in the first half of "Monday Night Football" — all via rushing — against the New Orleans Saints.The Packers went on to win 34-0 ...

  7. Light pillar - Wikipedia

    en.wikipedia.org/wiki/Light_pillar

    A light pillar or ice pillar is an atmospheric optical phenomenon in which a vertical beam of light appears to extend above and/or below a light source. The effect is created by the reflection of light from tiny ice crystals that are suspended in the atmosphere or that comprise high-altitude clouds (e.g. cirrostratus or cirrus clouds). [1]

  8. Holiday sleep trouble? 5 secrets of a better snooze

    www.aol.com/holiday-sleep-trouble-5-secrets...

    Getting a good night's sleep can be a little more challenging amid the hype of the holidays. With changes in routine, diet and potentially time zones, quality sleep could be difficult to come by ...

  9. Doctors Say This Nighttime Behavior Can Be A Sign Of Dementia

    www.aol.com/doctors-nighttime-behavior-sign...

    “Encourage activities and exposure to natural light during the day to support healthy sleep-wake cycles.” It's also crucial to try to avoid overstimulation in the evenings by limiting loud ...