Articles About Atmospheric Science, Meteorology, and Climatology

OPOD - Asymmetric Shadow Hiding

This article explores the phenomenon of asymmetric shadow hiding, where objects near the antisolar point hide their own shadows, resulting in a distinct brightness in that area. It also discusses the presence of sylvanshine, caused by interactions between sunlight and water droplets on leaf surfaces, which further enhances the visual spectacle.

OPOD - Below Horizon Halos

This article explores the science behind below horizon halos, such as subsuns and subparhelia, which are captivating optical illusions formed by plate crystals reflecting sunlight. It discusses the role of internal reflections within these crystals and highlights the complexity and beauty of these atmospheric phenomena.

Iridescent Clouds

This article explores the captivating phenomenon of iridescent clouds, delving into their causes, geographic distribution, and the science behind their stunning colors. It also highlights other atmospheric optical phenomena and emphasizes the beauty and complexity of the natural world.

OPOD - Why is the sky blue?

This article explores the phenomenon of why the sky is blue and delves into the scientific principles behind it, including Rayleigh scattering and the effects of dust, aerosols, and moisture on the color of the sky.

Roadbow

This article explores the fascinating world of the Roadbow, a unique optical effect produced by glass beads embedded in the road surface. It discusses the smaller radius and disk-like appearance of the Roadbow, as well as the conditions required for its manifestation.

Mountain Glory, Romania

This article explores the captivating phenomenon of the Mountain Glory in Romania's Fagaras Mountains, showcasing the interplay of sunlight, mist, and the observer's shadow through wave and ray optics. It delves into the science behind the colorful ringed glory and eerie Brocken spectre, offering tips for experiencing this awe-inspiring atmospheric spectacle.

OPOD - Summer's Halo by Moonlight

This article explores the formation and visibility of the lunar circumhorizon arc, a stunning halo that typically appears beneath the sun during summer but can also be observed during winter when the moon is higher in the sky. It discusses how the arc is created by rays of light entering and exiting ice crystals, and highlights that understanding its science enhances our appreciation for the wonders of the natural world.

OPOD - Nacreous Clouds

This article explores the characteristics of nacreous clouds, a rare and stunning atmospheric phenomenon that occurs in the stratosphere. It also highlights the differences between nacreous clouds and tropospheric iridescent clouds.

OPOD -Orion Star Oval Aureoles

This article explores the fascinating phenomenon of oval aureoles surrounding stars, particularly in the M42 Orion nebula, shedding light on the mechanisms behind these celestial phenomena. It delves into the role of scattering and diffraction in creating these captivating features, offering a deeper understanding of atmospheric optics and the wonders of the night sky.

XXXX - OPOD

This article explores the enchanting water aureole phenomenon, delving into its formation and the factors that contribute to its captivating appearance. It highlights the role of refraction and caustics in creating the unique wavy halo of light around shadows near gently wavy bodies of water.

Fogbow, Glory & Brocken Spectre

This article explores the captivating phenomena of fogbows, glories, and Brocken spectres, showcasing the intricate interplay of light and water droplets in the sky. By understanding the science behind these optical wonders, we gain a deeper appreciation for the mesmerizing spectacle that unfolds above us.

The Antisolar Point

This article explores the Antisolar Point (ASP) and its various optical events, including the Brocken Spectre, opposition effect, and its connection to rainbows. It reveals the captivating wonders of the ASP and the intricate interplay between light and atmospheric conditions.

Cloud shadows - Chile

This article explores the captivating phenomenon of cloud shadows in Chile, discussing their formation, characteristics, and visual effects. It showcases the interplay between different cloud layers and the stunning contrast of light and dark, offering a glimpse into the intricate dynamics of the Earth's atmosphere.

Aurora, Vermont, USA

This article explores the mesmerizing natural phenomenon of the Aurora Borealis in Vermont, USA, highlighting the unique geographical location and serene landscapes that make it an ideal destination for witnessing this dazzling display of nature's magic. From the vibrant colors to the captivating movements, the Aurora in Vermont offers an unforgettable experience for those fortunate enough to witness it.

CD Sun Circles

This article explores the science behind CD sun circles, which are captivating displays of colored rings formed by the interaction of light with the intricate structure of a CD's surface. It delves into diffraction and interference phenomena that create these optical displays and discusses the discovery of CD sun circles by students in Italy.

Moondogs and lakes

This article explores the captivating phenomenon of moondogs and their connection to lakes, delving into the science behind their formation and explaining how lakes enhance the visual impact of these ethereal displays.

Today's Feature Mirages, Fata Morgana

This article explores the fascinating world of Fata Morgana mirages, discussing their unique visual effects and ever-changing nature. It delves into the mesmerizing characteristics of these mirages and how they challenge our perception of reality.

OPOD Twinned Rainbow?

This article explores the fascinating and rare phenomenon of twinned rainbows, discussing possible explanations such as reflections and interactions between differently shaped raindrops. The enigmatic nature of twinned rainbows and the need for further research and observations to fully understand this phenomenon are highlighted.

Badlands Pillars

The article explores the captivating atmospheric phenomenon known as "Badlands Pillars," which are created by plate-like ice crystals suspended in the clouds, adding a touch of magic to the stunning landscape of the Badlands in South Dakota. These pillars interact with light, taking on the hues of the sunlight or artificial light that illuminates them, creating a warm and enchanting glow.

Venus Pillar

This article explores the enchanting phenomenon of Venus pillars, columns of light created by the reflection of sunlight or moonlight off ice crystals in the atmosphere. It delves into the formation, unique characteristics, and beauty of these ethereal pillars, highlighting their role in atmospheric optics.