• xantoxis@lemmy.world
    link
    fedilink
    arrow-up
    42
    ·
    6 months ago

    You can shine a flashlight through your entire hand, OP. Light probably reaches most of your interior at least in small amounts.

      • fubo@lemmy.world
        link
        fedilink
        arrow-up
        12
        ·
        6 months ago

        Everything is glowing all the time. At human body temperature, you’re glowing mostly in the infrared.

      • kescusay@lemmy.world
        link
        fedilink
        arrow-up
        8
        ·
        6 months ago

        If you count light outside of the human visible spectrum, it’s bright pretty much everywhere. Like, getting away from light requires specially constructed facilities.