Information on copyright for the Ri website.

The CHRISTMAS LECTURES® are a registered trademark of the Royal Institution of Great Britain.  


The content of the Ri website ( is protected by copyright. All rights to text, images, media and designs are held by the Royal Institution of Great Britain unless otherwise stated.

The names, marks, images and logos identifying the Royal Institution of Great Britain (or "the Ri"), or third parties are proprietary marks of these organizations and may not be reproduced without their prior written permission.

You may not distribute, modify, transmit, reuse or use the contents of the website for public or commercial purposes unless otherwise stated. By republishing material from the Ri website without permission you are liable for any resulting infringement of copyright.

Please refer to the Intellectual Property Office for more information. 

Third party copyright

The website includes items that are both in and out of copyright and materials that are not the copyright of the Royal Institution of Great Britain.

Every effort has been made to locate the copyright holders to obtain the appropriate permissions and apply the correct attributions. If you have any information that would help us in relation to copyright, please contact us at