Footer

    Download on the App StoreGet it on Google Play

    About

    • About Us
    • Our Learning Services
    • Join Us
    • FAQ
    • Hot Tags

    Services

    • Pronunciation Challenge
    • Saved
    • Search Vocabulary
    • Blog

    Channels

    Levels

    • A1
    • A2
    • B1
    • B2
    • C1
    • C2

    Privacy˙Terms˙
    ©2026 VoiceTube Corporation. All rights reserved

    cosmic ray

    US

    ・

    UK

    B2
    n.NounA high-energy, subatomic particle originating from outer space.
    Cosmic rays are high-energy particles originating from outer space.

    Video subtitles

    Is Earth Actually Flat?

    10:31Is Earth Actually Flat?
    • A cosmic ray particle could use the very same scientific method we use and conclude that the Earth was, in fact, flat.

      A cosmic ray particle could use the very same scientific method we use and conclude that the Earth was, in fact, flat.

    • If you were a cosmic ray proton traveling at 99.9999999991% the speed of light, Earth would appear to be only 17 meters thick in the direction you traveled.

      If you were a cosmic ray proton traveling at 99.9999999991% the speed of light, Earth would appear to be only 17 meters thick in the direction you traveled.

    B1

    Why I Left Veritasium

    13:58Why I Left Veritasium
    • There is an animation in The Universe is Hostile to Computers where a cosmic ray flips one of the bits inside the guidance system of an A330, causing the plane to nosedive.

      There is an animation in The Universe is Hostile to Computers where a cosmic ray flips one of the bits inside the guidance system of an A330, causing the plane to nosedive.

    • There is an animation in the universe's hostile to computers, where a cosmic ray flips one of the bits inside the guidance system of an A330, causing the plane to nosedive.

      There is an animation in the universe's hostile to computers, where a cosmic ray flips one of the bits inside the guidance system of an A330, causing the plane to nosedive.

    B1

    Let's Kill You a Billion Times to Make You Immortal

    12:34Let's Kill You a Billion Times to Make You Immortal
    • A cosmic ray hits one of your cells, another world exists where the ray just passed through.

      A cosmic ray hits one of your cells, another world exists where the ray just passed through.

    • A cosmic ray hits one of your cells, another world exists where the ray just passed through.

      A cosmic ray hits one of your cells, another world exists where the ray just passed through.

    B2

    The Riddle of AntiMatter

    24:03The Riddle of AntiMatter
    • A European cosmic ray satellite called Pamela detected a huge store of antiprotons in orbit around the Earth, created by high-energy particles striking the upper atmosphere, then held there by magnetic fields that ring the planet.

      A European cosmic ray satellite called Pamela detected a huge store of antiprotons in orbit around the Earth, created by high-energy particles striking the upper atmosphere, then held there by magnetic fields that ring the planet.

    • A European cosmic ray satellite called Pamela detected a huge store of antiprotons in orbit

      A European cosmic ray satellite called Pamela detected a huge store of antiprotons in orbit

    B2