ELI5 When we turn our face towards the sun on a day with clear skies: Is the heat we feel on our skin actual heat radiation from the surface of the sun or do we just feel the warmth of the molecules in our atmosphere which have been "warmed" by radiation from the upper atmosphere? Submitted by Cosmic_Surgery t3_110junh on February 12, 2023 at 4:35 PM in explainlikeimfive No comments 4