Researchers’ Night 2026 in Thessaloniki once again attracted an impressive number of visitors. Held at the facilities of the Centre for Research and Technology Hellas (CERTH), the event welcomed more than 5,000 visitors of all ages, who had the opportunity to meet researchers, explore technological exhibits, discover the benefits of scientific research, and participate in interactive science demonstrations.

Perrotis College participated in the event with an interactive exhibition stand, represented by the Dean of Perrotis College, Dr. Kiki Zinoviadou, the Chair of the Environmental Science Program, Dr. Sofia Lalou, and Environmental Science students Ioanna Papachrysopoulou and Romanos Zografos.

More than 250 curious hands explored the College’s specially prepared composting trays, uncovering earthworms and observing them under a stereomicroscope

An estimated 400 visitors of all ages stopped by the Perrotis College stand to examine earthworms and their eggs under the stereomicroscope and learn about the fundamental principles of composting.

Visitors also participated in hands-on experiments using bottles to explore greenhouse gas production and discover how water filtration works.

Through these interactive activities, Perrotis College brought environmental science closer to the public, encouraging curiosity, scientific exploration, and awareness of sustainable practices.