📘 Feynman series
Short scientific knowledge explained in a way a five-year old can understand.

Geometric Mean in Resolutions
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Making sense of axial, lateral, and spatial resolutions

Geometric Mean in Resolutions
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Making sense of axial, lateral, and spatial resolutions
Why maximum heat is felt around 3pm not 12pm
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The sun appears to be at the highest point in the sky at 12 noon solar time. At daylight savings time, it appears the highest at 1 pm. At this time, the sun is maximally heating the earth's surface. However, the time of the day that most heat is felt is around 3 pm. Why is this so?
Why maximum heat is felt around 3pm not 12pm
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The sun appears to be at the highest point in the sky at 12 noon solar time. At daylight savings time, it appears the highest at 1 pm. At this time, the sun is maximally heating the earth's surface. However, the time of the day that most heat is felt is around 3 pm. Why is this so?

Different retinal layers in OCT
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Retinal bands in optical coherence tomography images

Different retinal layers in OCT
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Retinal bands in optical coherence tomography images

The different regions of the macula
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The macular region of eye is made up of the umbo, foveola, fovea, parafoveal and perifoveal.

The different regions of the macula
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The macular region of eye is made up of the umbo, foveola, fovea, parafoveal and perifoveal.