🌟We are very grateful for the continued commitment and support from the steering committee, our partners, and the guidance and oversight from the #unesco science sector in making the 9th edition of #lightday2026 a grand success 💡 ➡️ www.lightday.org/sponsors

For the International Day of Light, we hosted a “Women in Science” day✨ Researchers shared their journeys, inspiring students and schoolchildren💡 The program also included a session on academic writing and career growth💫 Main sponsor: @optica.org @idlofficial.bsky.social @spie.org #WomenInScience

🧵🌟 A Big Thank YOU to our amazing community!🌟 The 9th edition of UNESCO #lightday2026 is running successfully, and that's entirely because of YOU: the organisers who made it happen and the participants who showed up with enthusiasm💛

The event concluded with a lovely award ceremony.🏆 One team was awarded in the “Best Presentation” nomination, 4 participants were recognized for their active participation, and the rest received participation certificates. Main Sponsor: @optica.org @spie.org @idlofficial.bsky.social #IDL2026

As part of the events dedicated to the IDL, we were happy to host the wonderful students of Vanadzor “Evrika” School. The students explored the university setting and laboratory facilities, and also presented their interesting reports. Main sponsor: @optica.org @spie.org @idlofficial.bsky.social

📢 Exhibit at EOSAM 2026! 📅Dates: Tuesday, 25 August – Thursday, 27 August 2026 📍Location: Scandic Rosendahl Conference Center, Tampere, Finland Secure your spot today! Explore sponsorship & exhibition packages 👉 tinyurl.com/358mk9j5 #EOSAM2026 @photonicsfinland.bsky.social @thorlabs.bsky.social

E se potessimo utilizzare la luce per la propulsione aerospaziale? Grafene e laser uniscono le forze, come spiega un articolo di @exploration.esa.int - Video e link nel post 👇 #lightday2026 @idlofficial.bsky.social #UNESCO Giornata Internazionale della Luce

ESA Exploration@exploration.esa.int · 3mo ago

What if we could a spacecraft using nothing but light? Graphene and lasers are joining forces for space propulsion. 💡 Happy #lightday2026! @idlofficial.bsky.social #UNESCO www.esa.int/Science_Expl...

The 2026 #SPIE IDL Photo Contest is officially open! 📸 Amateur and pro photographers alike are encouraged to submit for a chance to win cash prizes: https://bit.ly/3PtoTqH @idlofficial.bsky.social #LightDay2026

When we celebrate #LightDay2026, we celebrate our community. Meet Samuel Achilefu, a pioneer in image-guided surgical resection of cancer, who is known in the Optica community for his exceptional leadership and service to the biomedical optics field: https://bit.ly/4ujOyS0 💡 ⚛️

🚨 The 16th May is International Day of Light! 🚨 Light is often described as electromagnetic radiation, but what does that mean? Learn more below! ~~~ #Photonics #LightDay2026 #Quantum #InternationalDayOfLight #VacuumTechnology

Join us in celebrating the #InternationalDayofLight 💡! This global initiative provides an annual focal point for the continued appreciation of light and the role it plays in our everyday lives. Celebrate by exploring the latest development in #laserphysics: https://ow.ly/OAo150YYrt8 #lightday2026

On #InternationalDayOfLight, we honor the power of light in transforming lives through technology, medicine, and education. AcadeMax is proud to support that journey of discovery. Learn more: www.academax.com/home #AcadeMax #ZJU #LightDay2026 #InnovationForGood #AcademicSky

In our newest issue, @eurofusion.bsky.social explains how light is helping to bring fusion energy closer to reality – a great classroom read linking cutting-edge research to topics such as sustainable energy. ⚡ Read here: scienceinschool.org/article/2026... #EduSky #LightDay2026

It’s #lightday2026 Here’s our anthology Contemporary Performance Lighting: experience, creativity and meaning @methuendrama.bsky.social We are very proud of championing a wide range of new thinking about the creative use of light www.bloomsbury.com/uk/contempor... @unesco.bsky.social

💡 Celebrate the 2026 International Day of Light on May 17 at the Flandrau Science Center & Planetarium! Enjoy FREE hands-on activities, demos, and exhibits exploring optics, photonics, and the science of light. 🔭✨ Learn more: https://www.aztechcouncil.org/event/2026-idl/ #LightDay2026 #STEM

What if we could a spacecraft using nothing but light? Graphene and lasers are joining forces for space propulsion. 💡 Happy #lightday2026! @idlofficial.bsky.social #UNESCO www.esa.int/Science_Expl...

💡 Happy #LightDay2026! 💡 IDL raises awareness of the critical role that light-based technologies play in our lives, elevating science, technology, art, & culture. Appreciate the beauty of light today. Start by looking at favorites from the 2025 SPIE IDL photo contest! 📸 @idlofficial.bsky.social

Happy #lightday2026 The basic #research conducted by our scientists @ MPL focuses on the interaction between light and matter, with the use and study of #laser #light playing a particularly important role. Do you want to see what inpires us? 🎥 MPL & Tanya Chekhova 🔊 pixabay @idlofficial.bsky.social

Happy IDL #lightday2026, May 16th. @idlofficial.bsky.social #lightday2025 @ausphysics.bsky.social @david-optica.bsky.social @optica.org It's the time of rainbows on the eastern seaboard of Australia. Great to see weather forecast on ABC News 14 May tell people when and how to see their rainbow.

🎉 On the occasion of the 9th edition of the International Day of Light, we are honoured to receive a special message from the #UNESCO Director-General Khaled El-Enany, reminding us of the universality of #light💡 in life and society ⬇️ unesdoc.unesco.org/ark:/48223/p... #lightday2026

👀We're celebrating something big in the #photonics community tomorrow...what could it be? 😸 Stay tuned to our social media channels on 16 May for stories about our community, why light #science is important to the world and how you can get involved in building a brighter future.

Happy International Day of Light. For #LightDay2026, we are celebrating the Optica Members around the world working for a brighter future through #education, technology, #medicine, energy and everything in between. Read about our community and the global impact of light: https://bit.ly/4uGC9Hs 💡

📣 Our May 1️⃣ 6️⃣ Newsletter is here 🎉 ‼️ And we have exciting light science impact stories from around the world to share with you! ✨ 🗞️ mailchi.mp/16c00bd97993... #lightday2026

🎉 Hello World 🌎🌍🌏 Today marks the 9th edition of the #UNESCO #lightday2026 celebrating the role of light for a sustainable future. How will you celebrate the brilliance of light today? Tag us on socials. #lightday2026✨ www.lightday.org

🚨 EARLY GIVEAWAY ALERT We are giving you a head start to celebrate #lightday2026 with our shareable banners! Download them from our website and share them on your socials tomorrow and join the celebration of light science and technology worldwide🎊 ⬇️ www.lightday.org/may-16-idl20...

🚨 EARLY GIVEAWAY ALERT We are giving you a head start to celebrate #lightday2026 with our shareable banners! Download them from our website and share them on your socials tomorrow and join the celebration of light science and technology worldwide🎊 ⬇️ www.lightday.org/may-16-idl20...

2️⃣ Days to #lightday2026 🚀 1️⃣7️⃣0️⃣➕ light science, technology, art and educational events registered from over 4️⃣ 7️⃣ countries 🎉 We are excited to see the whole world join efforts in celebrating the 9th edition of the UNESCO International Day of Light!

📣 UNESCO #lightday2026 Event Spotlight Malaysia 🎊 🔸From Darkness, Meaning Emerges www.facebook.com/SahabatLangi...

📣 UNESCO #lightday2026 Event Spotlight Madagascar 🎊 🔸Where Light Meets Life www.facebook.com/photo/?fbid=...

3️⃣ DAYS TO GO!🤩 Register your events to be recognised as official #lightday2026 events. Check out the events tab to see the full list of events taking place across different countries. If you have registered your event as a global event, check the tab 'Global' www.lightday.org/events

Events | idlight

lightday.org

International Day of Light@idlofficial.bsky.social · 5mo ago

🧵🎪 Already ran your event for #unesco #lightday2026 but forgot to register? You can still do it! Past events are welcome. We welcome every event at any scale from every corner of the world🌍🌎🌏 forms.gle/efqo98G2psPo...