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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.

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 Trust-Science.org.

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.

Launch of the 2021 Day of Light

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

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Although the planned celebrations for the 2020 Day of Light were impacted significantly by the global pandemic, many individuals and organizations were able to reorganize to move activities and events online. 

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The Swiss scientific and industry communities have prepared a report to record the development and milestones in laser science from 1960 to 1980 in Switzerland.

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Due to the impacts of the COVID-19 pandemic, various IDL2020 events adopted online formats and virtual celebrations around 16 May to celebrate the role of light in our daily lives. This includes the interactive Illuminating Life online gathering.

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On the occasion of the 2020 International Day of Light, the Daylight Award has announced the 2020 Laureates.

New Materials Published for #SEETHELIGHT and IDL2020

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The International Day of Light Secretariat is delighted to share a variety of new resources and materials that are now available to the IDL community and partners.

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In these challenging times, let’s come together to share the role of light in our lives! We are excited to announce two new initiatives for IDL2020.

IDL and COVID-19

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Updates for the 2020 International Day of Light concerning the ongoing COVID-19 concerns.

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Discover how the 60th anniversary of the laser is being celebrated this year as part of IDL2020 and how you can participate!

A Spec of Light in the Cosmos: Celebrate the 30th Anniversary of the Pale Blue Dot Image

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Pale Blue Dot: Astronomy for Global Citizenship and Environmental Awareness is an IAU100 global project that celebrates the 30th anniversary of the iconic image.

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Learn how to make the most of the International Day of Light resources for your activities in 2020!

Terrassa to hold the 2020 Central IDL Event in Spain

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The organizers of this event want to give special emphasis to Light, Vision and Visual Health.

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IDL Recognizes Success in 2019 and Prepares for Bigger Celebrations in 2020

The world Celebrates the Second International Day of Light on 16 May 2019

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May 16th 2019 marks the global celebration of the second edition of the International Day of Light.  The International Day of Light is an official observance of UNESCO  that provides an annual focal point for the continued appreciation of light and the role it plays in science, culture and art, education, and sustainable development, and in fields as diverse as medicine, communications, and energy. 

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On May 11th, the IDL2019 Special Event — ‘Light+?’ — initiated by China Optical Society, will launch its opening ceremony in Changchun China Optical Science and Technology Museum.

Light Painting World Alliance Presents OMNIA LUCE

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Light Painting World Alliance proudly presents massive international light art project OMNIA LUCE, dedicated to International Day Of Light by UNESCO and also International Light Painting Day.

A Quick Guide to Organising an Event for the 2019 International Day of Light

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On 16 May 2019, people around the world will celebrate the central role that light plays in the lives of the citizens of the world in areas of science, culture and art, education, sustainable development, and in fields as diverse as medicine, communications and energy by creating their own events. While taking part in a global celebration may seem intimidating, it is actually very easy to create an event.

Excitment Grows for the 2019 International Day of Light

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The 2019 International Day of Light (IDL) on 16 May is less than one month away and people worldwide are getting ready to celebrate. To date, over 200 events have officially registered to participate in the global event in 54 countries worldwide. 

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In 2019, the International Astronomical Union (IAU) is celebrating its 100th anniversary. One of the IAU100 Global projects, the Dark Skies for All initiative, aims to raise awareness of the preservation of quiet and dark skies.

Partners in Sustainable Development: Liter of Light Joins Peace Boat’s 100th Voyage

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Marking the milestone of their 100th Global Voyage, Peace Boat, a Japan-based non-governmental organization, is partnering with Liter of Light (1LL) to bring solar lights around the world. 

First Speakers Announced for UNESCO-ICTP Illuminating Education Conference

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The organizers of the International Day of Light conference at the UNESCO Category 1 Institute ICTP in Trieste on 16 May 2019 are delighted to announce the first speakers of what will be a rich and exciting programme.  

First Plans Announced for UNESCO International Day of Light 2019

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Under the leadership of UNESCO, the first International Day of Light was celebrated on the 16 May 2018.  Over 640 events took place worldwide in more than 80 countries, kicked off by a spectacular inauguration at UNESCO headquarters in Paris. 

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On 16 May 2018 the first International Day of Light celebrated the vital role of light and related technologies in science, culture and art, education and sustainable development. More than 600 events were held in 87 countries reaching hundreds of thousands of people, and a spectacular afternoon and evening celebration was also held at UNESCO headquarters in Paris, France.

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Check the IDL2018 Official Video.

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The International Astronomical Union Network for Astronomy School Education (IAU-NASE) will celebrate the International Day of Light by encouraging people worldwide to perform William Herschel’s historic experiment that turned out on the discovery of infrared light.

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The International Day of Light logo is now available in 33 languages!

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We would like to encourage more people to organize IDL 2018 events in as many countries as possible. While taking part in a global celebration may seem intimidating, it is actually very easy to create an event. Find on this news item several suggestions to organize an IDL 2018 event.

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The International Association of Physics Students (IAPS) is going to contribute to the UNESCO International Day of Light, organizing new activities and participating with a delegation of volunteers to the IDL Flagship event at the UNESCO headquarters in Paris, France.

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Involve UNESCO Associated Schools in your IDL events, new Resources and More.

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As events worldwide are being organized in preparation for the first International Day of Light in 2018, we are delighted to announce that the UNESCO Associated Schools Network is enthusiastically joining in.

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To celebrate the official proclamation of the International Day of Light, Nobel Laureate John C. Mather will provide a plenary presentation, entitled, “Exploring the Universe at the Speed of Light,” at CLEO on 16 May 2018.

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SPIE has developed digital resources to share with the global photonics community in support of the International Day of Light.

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UNESCO will inaugurate the first International Day of Light at their headquarters in Paris, France on 16 May 2018. 

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The Optical Society (OSA) and the OSA Foundation to Distribute 150 Special Edition International Day of Light Optics Suitcases to Student Chapters and Local Sections

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Photographers from India, Slovakia, and Chinese Taipei were named winners of the 2017 SPIE photo contest, from more than 950 entries depicting the world of light theme.

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The 39th Session of the UNESCO General Conference has today proclaimed the date of May 16th as the International Day of Light. 

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Register your International Day of Light 2018 Events, Sponsorship opportunities and More.

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Welcome to the first edition of the International Day of Light Newsletter! We will be sending these short communications regularly to provide the latest information about how you can get involved.

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Following the highly successful International Year of Light and Light-based Technologies 2015, the Executive Board of UNESCO (United Nations Educational, Scientific and Cultural Organization) has endorsed an annual International Day of Light.

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