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Latest News

IDL 2024 Theme: Light in Our Lives

Oct 30 2023

This year we will be encouraging activities structured around the particular theme of Light in Our Lives'. Click on the image for more info.

The 2024 Daylight Award is Open for Nominations

May 16 2023

The Daylight Award launches daylight conversations and opens for 2024 nominations, a unique opportunity for researchers and architects to acknowledge fellow professionals for their dedicated focus on daylight. Click the image to learn more.

A Message from the SESAME Light Source

May 11 2021

A message from the SESAME Light Source for the International Day of Light in 2021.  Click the image to read the press release and watch the video.  

Announcing the Trust Science Pledge

April 15 2021

The central message for the 2021 International Day of Light encourages the public expression of confidence in the scientific process. Everyone is invited to share and join the pledge at Click the image to learn more. 


Celebrating Light Alumni

March 1 2021

We are profiling some of these wonderful and committed volunteers so that their activities, careers, and inspiring stories can be appreciated by the wider IDL Community.  Click the link to read about their stories.

Launch of IDL 20201.png

Launch of the 2021 Day of Light

November 12 2020

Following the success of #IDL2020, we are now enthusiastically preparing for the International Day of Light 2021, and we can already anticipate a strong focus on hybrid and online events in many countries. Click the image to learn more.

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