Skip to content
National Geographic logo
  • Donate
  • account icon
    Account
  • Menu
  • Close
  • Account

National Geographic Headquarters
1145 17th Street NW
Washington, DC 20036



Careers  |   Newsroom  |   Privacy Notice  |   Sustainability Policy  |   Terms of Service  |   Code of Ethics  |   Contact Us

National Geographic Society is a 501 (c)(3) organization. © 1996 - 2022 National Geographic Society. All rights reserved.

Donate Get Updates
Connect
Connect

Resource Library | Video

Resource Library
Video

Invisible Light Show

Invisible Light Show

Explore the hidden world of biofluorescence and bioluminescence with marine biologist David Gruber as he explores an underwater world of light using state of the art cameras. This segment highlights what biofluorescence and bioluminescence are, how they work, and what they can be used for.

Grades

5 - 12+

Subjects

Biology, Ecology

  • Twitter
  • Facebook
  • Pinterest
  • Google Classroom
  • Email
  • Print
  • Credits

    Media Credits

    The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. The Rights Holder for media is the person or group credited.

    Web Producer

    Sarah Appleton, National Geographic Society

  • User Permissions

    For information on user permissions, please read our Terms of Service. If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. They will best know the preferred format. When you reach out to them, you will need the page title, URL, and the date you accessed the resource.

    Media

    If a media asset is downloadable, a download button appears in the corner of the media viewer. If no button appears, you cannot download or save the media.

    Text

    Text on this page is printable and can be used according to our Terms of Service.

    Interactives

    Any interactives on this page can only be played while you are visiting our website. You cannot download interactives.

Related Resources
  • Refraction cup with light

    Refraction cup with light.jpg

    View Photograph
  • Light Pollution

    People all over the world are living under the nighttime glow of artificial light, and it is causing big problems for humans, wildlife, and the environment. There is a global movement to reduce light pollution, and everyone can help.

    View leveled Article
Related Resources
  • Refraction cup with light

    Refraction cup with light.jpg

    View Photograph
  • Light Pollution

    People all over the world are living under the nighttime glow of artificial light, and it is causing big problems for humans, wildlife, and the environment. There is a global movement to reduce light pollution, and everyone can help.

    View leveled Article

National Geographic Headquarters
1145 17th Street NW
Washington, DC 20036



Careers  |   Newsroom  |   Privacy Notice  |   Sustainability Policy  |   Terms of Service  |   Code of Ethics  |   Contact Us

National Geographic Society is a 501 (c)(3) organization. © 1996 - 2022 National Geographic Society. All rights reserved.

Donate Get Updates
Connect
Connect
Educational Resources in Your Inbox

Join our community of educators and receive the latest information on National Geographic's resources for you and your students.

sign up

Educational Resources in Your Inbox

Join our community of educators and receive the latest information on National Geographic's resources for you and your students.
sign up