The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Questions tagged [atmospheric-optics]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
3
votes
1answer
50 views

What might be causing this rainbow-like effect on the ground?

The BBC News article Iceland's Okjokull glacier commemorated with plaque about a dead glacier speaks for itself. However there is a photo in the article that caught my eye. It shows mountains in ...
5
votes
1answer
109 views

Is this particular multiple rainbow unexplained by science?

The gist of the BBC News article 'Incredibly rare rainbow' photographed in Highlands is that while it has several familiar features, there are aspects that are still unexplained. Question: Are there ...
5
votes
1answer
123 views

How to predict when contrails are likely to form over a specific location using public data?

I saw the image below used as a click-attractor to an unrelated story about tourism, but found a larger version here. Contrails, or water condensation trails happen when planes pass through the ...
4
votes
2answers
114 views

Why are these patterns of scattered sunlight aligned to the local horizontal and vertical directions?

The information discussed in the CleanTechnica article Full Fledged 5 Alarm Climate Emergency In Antarctica is certainly disconcerting, but the stock photo of the sky and various atmospheric phenomena ...
6
votes
2answers
2k views

On the light difference between morning and afternoon

It is long time that I am looking for what physical reason explain this observation: the sun ambient light between sunrise and midday is crispy, somehow whiter than that of the afternoon hours. In ...
3
votes
1answer
75 views

Are there measurements or calculations that suggest atmospheric ice plates would be horizontal to within 0.1 degrees?

This question describes a recently released explanation for flashes of light seen at the sub-solar point above Earth from the DSCOVR satellite, which is located in a special orbit between the Earth ...
6
votes
1answer
239 views

What mechanism leads to these spectacular iridescent patterns in clouds labeled as a “Fire Rainbow”?

The 21-Feb-2016 BBC new article Singapore 'fire rainbow' cloud phenomenon lights up sky shows several photos of a rainbow-like iridescence in clouds on a sunny day in Singapore (about 1.3 degrees ...
5
votes
1answer
72 views

What actually happens to reduce the perceived color in a 'white rainbow“ or ”fog-bow"?

The image below is included in the BBC article Amazing white rainbow snapped over Scottish moor. Apparently this phenomenon is sometimes called a "fog-bow" and is characterized by the washing out of ...
3
votes
1answer
139 views

Explanation for single rainbow that contained colors several times

I saw a rainbow outside Silverton, CO last week that for a few minutes seemed to show part of the color cycle (red to purple) several times within the same band. This picture is how it looked to my ...
8
votes
1answer
290 views

Why does the road appear wet on a sunny day?

Whenever I'm travelling by road on a hot sunny day and I look towards the horizon, it appears as though there is puddle ahead but as I approach it, it disappears. Why does this happen?
16
votes
2answers
3k views

Why do clouds sometimes form a ring around the Sun?

Someone shared a video with me in which clouds were forming a ring around the Sun. I took this screen shot of that video: What is the reason behind this?