Articles About Atmospheric Science, Meteorology, and Climatology

OPOD - Sirius & Atmospheric Seeing

This article explores the mesmerizing effects of atmospheric turbulence and refraction on the appearance of Sirius, the brightest star in the night sky. Astrophotographer Peter Rosén captures the fast-moving and ever-changing colors of Sirius by defocusing the image and observing the dispersion and deflection of starlight caused by varying air densities.

Glory formation, Debye theory & surface waves

This article explores the phenomenon of glory formation, specifically focusing on the role of Debye theory and surface waves in understanding its mechanisms. By incorporating these theories, valuable insights are gained into the captivating atmospheric optics phenomenon.

High & Low Green Flashes

This article explores the phenomenon of high and low green flashes in atmospheric optics, discussing their appearance and variations at different altitudes. It delves into the mechanism behind these flashes and showcases stunning images and videos that capture their mesmerizing beauty.

OPOD - Ice Corona?

This article explores the captivating phenomenon of ice coronas, showcasing a stunning image captured by Claudia Hinz. It delves into the science behind their formation and highlights the intricate beauty of these optical displays.

OPOD - Linear 'Hole Punch'

The article explores the fascinating atmospheric phenomenon known as the linear 'hole punch', which is created by the conversion of supercooled droplets into ice crystals in certain weather conditions. This captivating display leaves observers in awe and continues to intrigue scientists as they seek to understand its origins and intricacies.

OPOD - Lower Tatras Moonrise

This article explores the fascinating science behind a peculiar moonrise over the Lower Tatras Mountains, discussing the role of refraction, density gradients, temperature inversions, and mountain winds in creating intriguing visual effects.

Etna, Fire and Ice?

This article explores the phenomenon of light pillars surrounding Mount Etna in Sicily, Italy, where ice crystals at an impressive altitude create column-shaped reflections of ground lights. The juxtaposition of fire and ice creates a captivating spectacle and highlights the complex nature of our atmosphere.

Column crystal pillars - Solar altitude

This article explores the relationship between column crystal pillars and solar altitude, delving into their height variations and the factors that influence their appearance. It also provides tips for observing and photographing these captivating atmospheric phenomena.

Niagara Searchlight Rainbows - OPOD

This article explores the fascinating phenomenon of Niagara Searchlight Rainbows, which are created by the interaction between floodlights and mist at Niagara Falls, resulting in fragmented and disjointed bows. The article also highlights the more familiar rainbows formed by sunlight and mist, emphasizing the intricate science behind these enchanting optical wonders.

OPOD - Bows and UnBow

This article explores the science behind rainbows and the optical phenomenon known as the zero order glow, shedding light on the interplay between light and water droplets in the atmosphere. It encourages readers to observe the sky from different perspectives to discover unexpected optical surprises.

Aurora - Ørsta, Norway

This article explores the captivating display of the Aurora Borealis in Ørsta, Norway, showcasing a photograph taken by Geir Øye. It delves into the scientific explanations behind the colors and altitude of the Northern Lights, while highlighting the enchanting beauty and wonder of this natural phenomenon.

OPOD - Circles and crystals

This article explores the science behind the formation of the 22° halo, a common atmospheric optical event caused by the refraction of sunlight through hexagonal ice prisms. Scientists continue to investigate the mechanisms behind this phenomenon in order to unravel its mystery and gain a deeper understanding of our sky.

Supernumerary Rainbows

This article explores the phenomenon of supernumerary rainbows, explaining how they are formed by interference patterns created by overlapping light waves from different raindrops. Scientists have used advanced computational models to simulate the intricate details of these elusive rainbows, enhancing our understanding of the physics of light and its interaction with raindrops.

Atmospehric Halos

This article explores the mesmerizing beauty of atmospheric halos, from circular rings around the sun or moon to intricate arcs that adorn the entire sky. It delves into how these halos are formed and provides tips on when and where to witness these captivating phenomena.

Mock-Mirages & Omega Mirages - OPOD

This article explores the fascinating phenomena of mock-mirages and omega mirages in atmospheric optics, delving into their formation and the role of temperature inversions. Through stunning images captured by Lukasz Sujka, the beauty and complexity of these mirages are showcased, reminding us of the wonders of nature.

New York Circumzenithal Arc

This article explores the science behind the formation of the New York Circumzenithal Arc, a stunning atmospheric optical phenomenon that can be observed above the Rockefeller Centre in New York City. It discusses the specific atmospheric conditions required for its formation and provides tips for observing this rare and captivating display.

Primary & secondary moonbow - OPOD

This article explores the characteristics, formation, and captivating beauty of primary and secondary moonbows, which are rare and enchanting atmospheric phenomena that appear under the glow of the moon. It delves into how moonlight affects the colors of moonbows, the conditions necessary for their formation, and the awe-inspiring experience of witnessing these delicate and vibrant displays in the night sky.

Bishop's ring corona

This article explores the mesmerizing intricacies of the Bishop's ring corona, a captivating atmospheric optics phenomenon formed by the scattering of sunlight by particles in the stratosphere. It delves into the distinct features, colors, and associations with volcanic activity, highlighting the interconnectedness of Earth's systems.

Opposition Effect in Clover Field - OPOD

This article explores the opposition effect in clover fields, where leaves appear brighter when viewed opposite the sun due to the interplay between shadows and sunlight. It delves into the mechanics behind this phenomenon and highlights the complex nature of atmospheric optics.

Etna light pillar

This article explores the mesmerizing atmospheric phenomenon known as the Etna Light Pillar, created by the interaction of light with ice crystals in the cloud surrounding Mount Etna in Sicily, Italy. It delves into the formation of ice crystals and the optical illusion they create, showcasing the beauty and complexity of natural phenomena.