ⅠInternational Day of Light
The International Day of Light is a global initiative that provides an annual focal point for the continued appreciation of light and the role it plays in science, culture and art, education, sustainable development, and in fields as diverse as medicine, communications and energy. The broad theme of light will allow many different sectors of society worldwide to participate in activities. We can see how science can yield revolutionary benefits to society in communications, health-care, and many other fields. The International Day of Light hold on May 16 every year, the anniversary of the first successful operation of the laser in 1960 by physicist and engineer, Theodore Maiman.
The first International Day of Light celebration
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.
ⅡThe International Day of Light 2020
The International Day of Light 2020 (IDL2020) on May 16 will be celebrated online because of the recent outbreak of COVID-19, cities and countries worldwide are putting into place a number of containment measures that seriously impact the organization of conferences and public events. In these challenging times, “See The Light” is still a worldwide message encouraging all to join the conversation and celebrate the importance of the science of light and light-based technologies in our lives.
https://www.lightday.org/events
We can see more widely celebrated activities worldwide such as:
1.The Parliaments of Sweden and the Republic of Korea organized events to commemorate the International Day of Light.
2.Signify (formerly known as Philips Lighting) announced the 'Light for Better Learning' Campaign which will light up over 90 schools around the world in partnership with UNESCO.
3.Ghana inaugurated its first Museum of Light and Light-based Technologies at the Museum of Science and Technology to mark the observation of International Day of Light.
4.UNESCO schools around the world joined the International Day of Light by organizing a range of educational activities.
5.The Auckland Harbour Bridge (New Zealand) was lit at 12.01 am on the 16 May, representing the first commemoration of the International Day of Light anywhere in the world.