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   ----- Forwarded Message ----- From: "Quora Digest" <[email protected]> To: "[email protected]" <[email protected]> Cc:  Sent: Mon, Sep 23, 2019 at 19:39 Subject: At what point does the energy emitted by an atom turn into a photon traveling at the...?  @media screen and (max-width:480px){#yiv9898964804 .yiv9898964804background_inner{padding:0!important;background:#fff!important;}#yiv9898964804 .yiv9898964804container{padding:0 8px 16px!important;}#yiv9898964804 .yiv9898964804footer_container{border-top:1px solid #e2e2e2!important;}#yiv9898964804 .yiv9898964804AnnualThankYouEmail .yiv9898964804background_inner{padding:10px 0!important;}#yiv9898964804 .yiv9898964804polish_background_inner{padding:10px 0!important;}#yiv9898964804 .yiv9898964804polish_header_logo img.yiv9898964804header_logo_img{width:118px!important;min-height:40px!important;}#yiv9898964804 .yiv9898964804polish_header_title{font-size:16px!important;padding-top:0!important;padding-bottom:5px!important;}#yiv9898964804 .yiv9898964804polish_question_text{line-height:1.3!important;}#yiv9898964804 .yiv9898964804polish_story .yiv9898964804voters_list, #yiv9898964804 .yiv9898964804polish_story .yiv9898964804user_link{line-height:1.5!important;}#yiv9898964804 .yiv9898964804polish_story .yiv9898964804truncated_q_text, #yiv9898964804 .yiv9898964804polish_story .yiv9898964804qtext_para{line-height:1.5!important;}#yiv9898964804 .yiv9898964804polish_story .yiv9898964804content_header{padding:6px 0!important;}#yiv9898964804 .yiv9898964804EndOfYearLookbackEmail .yiv9898964804stat_large{font-size:28px!important;}#yiv9898964804 .yiv9898964804EndOfYearLookbackEmail .yiv9898964804content_text{text-align:center!important;}#yiv9898964804 .yiv9898964804EndOfYearLookbackEmail .yiv9898964804half_column{width:100%!important;}#yiv9898964804 .yiv9898964804EndOfYearLookbackEmail .yiv9898964804img_wrapper{margin:10px auto!important;}#yiv9898964804 .yiv9898964804TopicDigestEmail .yiv9898964804topic_digest_header_logo img.yiv9898964804polish_header_logo_img{width:89px!important;min-height:30px!important;}#yiv9898964804 .yiv9898964804TopicDigestEmail .yiv9898964804topic_digest_header_title{font-size:16px!important;padding-top:0!important;padding-bottom:5px!important;}#yiv9898964804 .yiv9898964804WriteDigestEmail .yiv9898964804question_text .yiv9898964804rendered_qtext{font-size:16px!important;}#yiv9898964804 .yiv9898964804email_app_link-content{display:block!important;text-align:center!important;}#yiv9898964804 .yiv9898964804email_app_link-text, #yiv9898964804 .yiv9898964804email_app_link-badges_wrapper{display:block!important;}#yiv9898964804 .yiv9898964804email_app_link-text{padding-bottom:0!important;}#yiv9898964804 .yiv9898964804email_app_link-badges_wrapper{padding-left:10px!important;}}@media screen and (max-width:600px){#yiv9898964804 .yiv9898964804DigestEmail .yiv9898964804mobile_image.yiv9898964804digest_ad{display:table!important;}#yiv9898964804 .yiv9898964804DigestEmail .yiv9898964804desktop_image.yiv9898964804digest_ad{display:none!important;}}
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| Answer: OK, here is the thing.​ Photons are not real.​ At least not in the sens.​.​.​
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| Nichol's Digest |

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| At what point does the energy emitted by an atom turn into a photon traveling at the speed of light? How does a photon gain its speed from the point of emission from an atom? |
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| Viktor T. Toth, IT pro, part-time physicist |
| Written Jul 2 |

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OK, here is the thing. Photons are not real.

At least not in the sense that they are miniature cannonballs, accelerating to the speed of light or something.

Rather, photons a...
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| Glenn Herman, 45 years a physician, a reader for longer |
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Abiogenesis is a process that occurred at least once in the history of the earth, and that single event (or handful of events) may have left no traces at all. The steps in ...
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| Mark John Fernee, 20+ years as a physicist |
| Written Aug 18 |

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As we are asking about the quantum mechanical description of spin, let’s dive in a bit and see what we can discover.

First let’s get this out of the way: Spin is a fundament...
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| Valdis Klētnieks, BS Mathematics & Physics, Clarkson University (1984) |
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What if E=MC^2 equation is wrong because light has no mass?

Doesn’t matter.

Light has to move at the speed of light - and [math]E = mc^2[/math] is what’s called a “special case” of a more general...
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| Andrew Winkler, former Professor at Columbia University (1989-1993) |
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It fails to comprehend the meaning and importance of “closed system”.

The Earth isn’t a closed system, it experiences a massive influx of free energy from the sun. That infl...
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| How far is Voyager 2 from the Sun in light years? |
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How far is Voyager 2 from the Sun in light years?

The Voyager - Mission Status gives the distance of both Voyager 1 and 2 from Earth and the Sun in terms of miles and astron...
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| Written Jul 18 |

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We’ve always known that observation affects reality. When you stick a thermometer into a beaker, it changes the temperature of the liquid. When you turn the lights on in a ...
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| Is abiogenesis a failed theory? |
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| Terence Kreft, former Worked in food industry and software creation |
| Updated Sep 4 |

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Original question …


Do you realize that abiogenesis is a failed theory?


—•—

No, I didn’t know that!
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Mars has been colonized.

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| What exactly is light? What does it consist of, and does it ever degrade or dissipate? Why are we able to detect it from billions of light-years away, and if the universe was infinite, would light essentially travel forever? |
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| Jeffrey Werbock, musician, lecturer |
| Updated Sep 6 |

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Light is composed of massless unbound quantum excitations of the EM field, or EMR quanta, or simply “photons”. Photons can undergo certain changes in velocity, trajectory (...
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